Q: What is the sum of all factors of the number 21,530,512 excluding 21,530,512?

 A: 21,073,904

Why is 21,073,904 the sum of all factors of 21,530,512, excluding 21,530,512?

The factors of the number 21,530,512 are: 1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 28631, 57262, 114524, 229048, 458096, 1345657, 2691314, 5382628, 10765256, 21530512.

If you add them up, you will get the total of 21,530,533. Now subtract 21,530,512 to get 21,073,904


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