20837121

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{8693}}^1$

素因数の和:8760

約数の個数: 16

約数和(自身を含む): 30046464

約数和(自身を除く): 9209343

約数列:

[1, 3, 17, 47, 51, 141, 799, 2397, 8693, 26079, 147781, 408571, 443343, 1225713, 6945707, 20837121]

約数ペア:

[(1, 20837121), (3, 6945707), (17, 1225713), (47, 443343), (51, 408571), (141, 147781), (799, 26079), (2397, 8693)]