divisors

Noun

divisor (plural divisors)

1. In an expression involving division, the number by which another number is being divided.
   • In "42 ÷ 3" the divisor is the 3.
2. An integer that divides another integer an integral number of times, the former being called a divisor of the latter.
   • 10 is a divisor of 100, but not of 101.
   1. (broadly) A ring element which can be multiplied (by some other ring element) to yield a third ring element, the first being called a divisor of the third. If the ring is noncommutative, then one specifies whether a divisor is left, right, or two-sided.
3. An element of the free abelian group on the points of the space.
4. (on a variety (or integral locally Noetherian scheme)) A Weil divisor: an element of the free abelian group on the codimension-1 subvarieties (or subschemes).
5. (on a variety (or integral Noetherian scheme)) A Cartier divisor; see Cartier divisors on Wikipedia.Wikipedia