21771002

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{11119}}^1$

素因数の和:11221

約数の個数: 16

約数和(自身を含む): 36028800

約数和(自身を除く): 14257798

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 11119, 22238, 122309, 244618, 989591, 1979182, 10885501, 21771002]

約数ペア:

[(1, 21771002), (2, 10885501), (11, 1979182), (22, 989591), (89, 244618), (178, 122309), (979, 22238), (1958, 11119)]