21283354

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{9343}}^1$

素因数の和:9429

約数の個数: 16

約数和(自身を含む): 34311168

約数和(自身を除く): 13027814

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 9343, 18686, 158831, 317662, 625981, 1251962, 10641677, 21283354]

約数ペア:

[(1, 21283354), (2, 10641677), (17, 1251962), (34, 625981), (67, 317662), (134, 158831), (1139, 18686), (2278, 9343)]