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Number of odd proper divisors of 3^(p).6...

Number of odd proper divisors of `3^(p).6^(m).21^(n)` is

A

`(p+m+n+1)(n+1)-1`

B

`(p+m+n+1)(n+1)`

C

`(p+m+n)(n+1)`

D

`(p+m+n)(n-1)`

Text Solution

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The correct Answer is:
A
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