27621

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:54

約数の個数: 20

約数和(自身を含む): 46464

約数和(自身を除く): 18843

約数列:

[1, 3, 9, 11, 27, 31, 33, 81, 93, 99, 279, 297, 341, 837, 891, 1023, 2511, 3069, 9207, 27621]

約数ペア:

[(1, 27621), (3, 9207), (9, 3069), (11, 2511), (27, 1023), (31, 891), (33, 837), (81, 341), (93, 297), (99, 279)]