21730332

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139297}}^1$

素因数の和:139317

約数の個数: 24

約数和(自身を含む): 54604816

約数和(自身を除く): 32874484

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 139297, 278594, 417891, 557188, 835782, 1671564, 1810861, 3621722, 5432583, 7243444, 10865166, 21730332]

約数ペア:

[(1, 21730332), (2, 10865166), (3, 7243444), (4, 5432583), (6, 3621722), (12, 1810861), (13, 1671564), (26, 835782), (39, 557188), (52, 417891), (78, 278594), (156, 139297)]