Q: What is the sum of all factors of the number 21,010 excluding 21,010?
A: 20,462
The factors of the number 21,010 are: 1, 2, 5, 10, 11, 22, 55, 110, 191, 382, 955, 1910, 2101, 4202, 10505, 21010.
If you add them up, you will get the total of 21,030. Now subtract 21,010 to get 20,462