# Numbers and Divisibility

**Number Theory**Level 2

Suppose a positive integer N is divisible by 21 and by 9. Find the total number of smallest positive integers that can divide N.

DETAILS AND ASSUMPTIONS:

1) Total number means, for example, the number 10 has the following divisors i.e, 1, 2, 5, 10. therefore it has a totally 4 divisors.