21565452172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{9247621}}^1$

素因数の和:9247689

約数の個数: 24

約数和(自身を含む): 41947213392

約数和(自身を除く): 20381761220

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 9247621, 18495242, 36990484, 101723831, 203447662, 406895324, 490123913, 980247826, 1960495652, 5391363043, 10782726086, 21565452172]

約数ペア:

[(1, 21565452172), (2, 10782726086), (4, 5391363043), (11, 1960495652), (22, 980247826), (44, 490123913), (53, 406895324), (106, 203447662), (212, 101723831), (583, 36990484), (1166, 18495242), (2332, 9247621)]