21148294

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{599}}^1$

素因数の和:867

約数の個数: 16

約数和(自身を含む): 32256000

約数和(自身を除く): 11107706

約数列:

[1, 2, 127, 139, 254, 278, 599, 1198, 17653, 35306, 76073, 83261, 152146, 166522, 10574147, 21148294]

約数ペア:

[(1, 21148294), (2, 10574147), (127, 166522), (139, 152146), (254, 83261), (278, 76073), (599, 35306), (1198, 17653)]