21844329

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1801}}^1$

素因数の和:2128

約数の個数: 16

約数和(自身を含む): 31484544

約数和(自身を除く): 9640215

約数列:

[1, 3, 13, 39, 311, 933, 1801, 4043, 5403, 12129, 23413, 70239, 560111, 1680333, 7281443, 21844329]

約数ペア:

[(1, 21844329), (3, 7281443), (13, 1680333), (39, 560111), (311, 70239), (933, 23413), (1801, 12129), (4043, 5403)]