21802407

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{14057}}^1$

素因数の和:14118

約数の個数: 16

約数和(自身を含む): 32389632

約数和(自身を除く): 10587225

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 14057, 42171, 154627, 463881, 660679, 1982037, 7267469, 21802407]

約数ペア:

[(1, 21802407), (3, 7267469), (11, 1982037), (33, 660679), (47, 463881), (141, 154627), (517, 42171), (1551, 14057)]