Q: What is the sum of all factors of the number 21,556,663 excluding 21,556,663?
A: 1,268,057
The factors of the number 21,556,663 are: 1, 17, 1268039, 21556663.
If you add them up, you will get the total of 21,556,664. Now subtract 21,556,663 to get 1,268,057