Q: What is the sum of all factors of the number 421,256 excluding 421,256?
A: 440,584
The factors of the number 421,256 are: 1, 2, 4, 8, 11, 22, 44, 88, 4787, 9574, 19148, 38296, 52657, 105314, 210628, 421256.
If you add them up, you will get the total of 421,696. Now subtract 421,256 to get 440,584