21664614

素因数分解:

$2^1\times 3^1\times {\mathrm{181}}^1\times {\mathrm{19949}}^1$

素因数の和:20135

約数の個数: 16

約数和(自身を含む): 43570800

約数和(自身を除く): 21906186

約数列:

[1, 2, 3, 6, 181, 362, 543, 1086, 19949, 39898, 59847, 119694, 3610769, 7221538, 10832307, 21664614]

約数ペア:

[(1, 21664614), (2, 10832307), (3, 7221538), (6, 3610769), (181, 119694), (362, 59847), (543, 39898), (1086, 19949)]