Q: What is the sum of all factors of the number 1,621,159 excluding 1,621,159?
A: 20,601
The factors of the number 1,621,159 are: 1, 79, 20521, 1621159.
If you add them up, you will get the total of 1,621,179. Now subtract 1,621,159 to get 20,601