1, 3, 7, 9, 21, 63.
7 and 9 are two numbers that go into 63.
1 and 3 can go into 12 and 63.
1,3,7.9,21
1, 3, 7, 9, 21 and 63.
1, 3, 7, 9, 21, 63.
1, 3, 7, 9, 21, 63.
1, 3, 7, 9, 21, 63.
The number 63 can be evenly divided by 1, 3, 7, 9, 21, and 63.
3 and 7
1 and 7.
They are 1 and 3
Itself and any of its multiples