Q: What is the sum of all factors of the number 21,455,152 excluding 21,455,152?

 A: 20,114,236

Why is 20,114,236 the sum of all factors of 21,455,152, excluding 21,455,152?

The factors of the number 21,455,152 are: 1, 2, 4, 8, 16, 1340947, 2681894, 5363788, 10727576, 21455152.

If you add them up, you will get the total of 21,455,172. Now subtract 21,455,152 to get 20,114,236


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