the divisors of 6 are: 1,2,3, and 6.
6, 8, 10, 14, 15
The divisors of 21 are: 1, 3, 7, 21.
The divisors of 28 are: 1, 2, 4, 7, 14, 28.
The divisors of 24 are: 1, 2, 3, 4, 6, 8, 12, 24.
1,3,5.
The divisors of 75 are: 1, 3, 5, 15, 25, 75.
The divisors of 45 are: 1, 3, 5, 9, 15, 45.
15
75 has six divisors: 1, 3, 5, 15, 25, 75.
The divisors of 375 are: 1, 3, 5, 15, 25, 75, 125, 375.
The divisors of 645 are: 1, 3, 5, 15, 43, 129, 215, 645.
The divisors of 225 are: 1, 3, 5, 9, 15, 25, 45, 75, 225.
There are 8 divisors of 105 (viz: 1, 3, 5, 7, 15, 21, 35, 105)
15
The divisors of 1845 are: 1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845.
The divisors of 150 are: 1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150.