21741110

素因数分解:

$2^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{4157}}^1$

素因数の和:4687

約数の個数: 16

約数和(自身を含む): 39218256

約数和(自身を除く): 17477146

約数列:

[1, 2, 5, 10, 523, 1046, 2615, 4157, 5230, 8314, 20785, 41570, 2174111, 4348222, 10870555, 21741110]

約数ペア:

[(1, 21741110), (2, 10870555), (5, 4348222), (10, 2174111), (523, 41570), (1046, 20785), (2615, 8314), (4157, 5230)]