21110573

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{461}}^1$

素因数の和:676

約数の個数: 16

約数和(自身を含む): 24216192

約数和(自身を除く): 3105619

約数列:

[1, 11, 23, 181, 253, 461, 1991, 4163, 5071, 10603, 45793, 83441, 116633, 917851, 1919143, 21110573]

約数ペア:

[(1, 21110573), (11, 1919143), (23, 917851), (181, 116633), (253, 83441), (461, 45793), (1991, 10603), (4163, 5071)]