21830607

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{17203}}^1$

素因数の和:17259

約数の個数: 16

約数和(自身を含む): 33031680

約数和(自身を除く): 11201073

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 17203, 51609, 154827, 464481, 808541, 2425623, 7276869, 21830607]

約数ペア:

[(1, 21830607), (3, 7276869), (9, 2425623), (27, 808541), (47, 464481), (141, 154827), (423, 51609), (1269, 17203)]