21432827

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:590

約数の個数: 16

約数和(自身を含む): 24108000

約数和(自身を除く): 2675173

約数列:

[1, 13, 29, 139, 377, 409, 1807, 4031, 5317, 11861, 52403, 56851, 154193, 739063, 1648679, 21432827]

約数ペア:

[(1, 21432827), (13, 1648679), (29, 739063), (139, 154193), (377, 56851), (409, 52403), (1807, 11861), (4031, 5317)]