21660627

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1801}}^1$

素因数の和:2034

約数の個数: 16

約数和(自身を含む): 30561920

約数和(自身を除く): 8901293

約数列:

[1, 3, 19, 57, 211, 633, 1801, 4009, 5403, 12027, 34219, 102657, 380011, 1140033, 7220209, 21660627]

約数ペア:

[(1, 21660627), (3, 7220209), (19, 1140033), (57, 380011), (211, 102657), (633, 34219), (1801, 12027), (4009, 5403)]