21494264

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{244253}}^1$

素因数の和:244270

約数の個数: 16

約数和(自身を含む): 43965720

約数和(自身を除く): 22471456

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 244253, 488506, 977012, 1954024, 2686783, 5373566, 10747132, 21494264]

約数ペア:

[(1, 21494264), (2, 10747132), (4, 5373566), (8, 2686783), (11, 1954024), (22, 977012), (44, 488506), (88, 244253)]