16956621

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19031}}^1$

素因数の和:19054

約数の個数: 20

約数和(自身を含む): 27634464

約数和(自身を除く): 10677843

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 19031, 57093, 171279, 209341, 513837, 628023, 1541511, 1884069, 5652207, 16956621]

約数ペア:

[(1, 16956621), (3, 5652207), (9, 1884069), (11, 1541511), (27, 628023), (33, 513837), (81, 209341), (99, 171279), (297, 57093), (891, 19031)]