21707163

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{19609}}^1$

素因数の和:19659

約数の個数: 16

約数和(自身を含む): 32944800

約数和(自身を除く): 11237637

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 19609, 58827, 176481, 529443, 803969, 2411907, 7235721, 21707163]

約数ペア:

[(1, 21707163), (3, 7235721), (9, 2411907), (27, 803969), (41, 529443), (123, 176481), (369, 58827), (1107, 19609)]