42720326

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{9203}}^1$

素因数の和:9427

約数の個数: 16

約数和(自身を含む): 70244928

約数和(自身を除く): 27524602

約数列:

[1, 2, 11, 22, 211, 422, 2321, 4642, 9203, 18406, 101233, 202466, 1941833, 3883666, 21360163, 42720326]

約数ペア:

[(1, 42720326), (2, 21360163), (11, 3883666), (22, 1941833), (211, 202466), (422, 101233), (2321, 18406), (4642, 9203)]