21589942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{4651}}^1$

素因数の和:4875

約数の個数: 16

約数和(自身を含む): 35504064

約数和(自身を除く): 13914122

約数列:

[1, 2, 11, 22, 211, 422, 2321, 4642, 4651, 9302, 51161, 102322, 981361, 1962722, 10794971, 21589942]

約数ペア:

[(1, 21589942), (2, 10794971), (11, 1962722), (22, 981361), (211, 102322), (422, 51161), (2321, 9302), (4642, 4651)]