divisor
Pronunciation:
/dɪ.ˈvaɪ.zə(ɹ)//dɨ.ˈvaɪ.zɚ/noun
Definitions
A number or expression that another is to be divided by.
Example: In "42 ÷ 3" the divisor is the 3.
An integer that divides another integer an integral number of times.
Example: The positive divisors of 6 are 1, 2 and 3.