21970106

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{4637}}^1$

素因数の和:4765

約数の個数: 16

約数和(自身を含む): 34729344

約数和(自身を除く): 12759238

約数列:

[1, 2, 23, 46, 103, 206, 2369, 4637, 4738, 9274, 106651, 213302, 477611, 955222, 10985053, 21970106]

約数ペア:

[(1, 21970106), (2, 10985053), (23, 955222), (46, 477611), (103, 213302), (206, 106651), (2369, 9274), (4637, 4738)]