Q: What is the sum of all factors of the number 213,123,021 excluding 213,123,021?
A: 71,041,011
The factors of the number 213,123,021 are: 1, 3, 71041007, 213123021.
If you add them up, you will get the total of 213,123,092. Now subtract 213,123,021 to get 71,041,011