Q: What is the sum of all factors of the number 21,370,640 excluding 21,370,640?
A: 28,316,284
The factors of the number 21,370,640 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 267133, 534266, 1068532, 1335665, 2137064, 2671330, 4274128, 5342660, 10685320, 21370640.
If you add them up, you will get the total of 21,370,668. Now subtract 21,370,640 to get 28,316,284