21099122

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{7321}}^1$

素因数の和:7465

約数の個数: 16

約数和(自身を含む): 34794144

約数和(自身を除く): 13695022

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 7321, 14642, 80531, 161062, 959051, 1918102, 10549561, 21099122]

約数ペア:

[(1, 21099122), (2, 10549561), (11, 1918102), (22, 959051), (131, 161062), (262, 80531), (1441, 14642), (2882, 7321)]