9721621

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2273}}^1$

素因数の和:2340

約数の個数: 16

約数和(自身を含む): 12225024

約数和(自身を除く): 2503403

約数列:

[1, 7, 13, 47, 91, 329, 611, 2273, 4277, 15911, 29549, 106831, 206843, 747817, 1388803, 9721621]

約数ペア:

[(1, 9721621), (7, 1388803), (13, 747817), (47, 206843), (91, 106831), (329, 29549), (611, 15911), (2273, 4277)]