Divisible

Divisible[n, m] yields True if n is divisible by m, and False otherwise.

Examples

Check divisibility:

Divisible[12, 4]
(* True *)

Divisible[13, 4]
(* False *)

Filter divisible numbers:

Select[Range[20], Divisible[#, 3] &]
(* {3, 6, 9, 12, 15, 18} *)

Please visit the official Wolfram Language Reference for more details.