16650021

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2383}}^1$

素因数の和:2540

約数の個数: 16

約数和(自身を含む): 23687424

約数和(自身を除く): 7037403

約数列:

[1, 3, 17, 51, 137, 411, 2329, 2383, 6987, 7149, 40511, 121533, 326471, 979413, 5550007, 16650021]

約数ペア:

[(1, 16650021), (3, 5550007), (17, 979413), (51, 326471), (137, 121533), (411, 40511), (2329, 7149), (2383, 6987)]