They are: 21, 42 and 63
Wiki User
∙ 2015-12-04 14:01:2021, 42 and 63
21
The most common multiples are 13 3 3234 2 2 2 2 232
63, 126, 189
336, 672, 1008
They are: 63, 126, 189.
The common multiples of 3 and 21 are 21, 42, 63 and so on.
Odd multiples of 21.
Any multiple of 21.
The common multiples of 3 and 7 are 21, 42, 63 and so on.
If that's 16 and 21, the answer is 336, 672 and 1008.
21