21597927

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29147}}^1$

素因数の和:29182

約数の個数: 16

約数和(自身を含む): 32645760

約数和(自身を除く): 11047833

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 29147, 87441, 378911, 553793, 1136733, 1661379, 7199309, 21597927]

約数ペア:

[(1, 21597927), (3, 7199309), (13, 1661379), (19, 1136733), (39, 553793), (57, 378911), (247, 87441), (741, 29147)]