Q: What is the sum of all factors of the number 21,042,543 excluding 21,042,543?
A: 7,067,665
The factors of the number 21,042,543 are: 1, 3, 547, 1641, 12823, 38469, 7014181, 21042543.
If you add them up, you will get the total of 21,042,550. Now subtract 21,042,543 to get 7,067,665