Q: What is the sum of all factors of the number 21,100,256 excluding 21,100,256?

 A: 20,681,848

Why is 20,681,848 the sum of all factors of 21,100,256, excluding 21,100,256?

The factors of the number 21,100,256 are: 1, 2, 4, 8, 16, 32, 181, 362, 724, 1448, 2896, 3643, 5792, 7286, 14572, 29144, 58288, 116576, 659383, 1318766, 2637532, 5275064, 10550128, 21100256.

If you add them up, you will get the total of 21,100,276. Now subtract 21,100,256 to get 20,681,848


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