21225146

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{3449}}^1$

素因数の和:3649

約数の個数: 16

約数和(自身を含む): 33906600

約数和(自身を除く): 12681454

約数列:

[1, 2, 17, 34, 181, 362, 3077, 3449, 6154, 6898, 58633, 117266, 624269, 1248538, 10612573, 21225146]

約数ペア:

[(1, 21225146), (2, 10612573), (17, 1248538), (34, 624269), (181, 117266), (362, 58633), (3077, 6898), (3449, 6154)]