21140804584

素因数分解:

$2^3\times {\mathrm{6299}}^1\times {\mathrm{419527}}^1$

素因数の和:425832

約数の個数: 16

約数和(自身を含む): 39645396000

約数和(自身を除く): 18504591416

約数列:

[1, 2, 4, 8, 6299, 12598, 25196, 50392, 419527, 839054, 1678108, 3356216, 2642600573, 5285201146, 10570402292, 21140804584]

約数ペア:

[(1, 21140804584), (2, 10570402292), (4, 5285201146), (8, 2642600573), (6299, 3356216), (12598, 1678108), (25196, 839054), (50392, 419527)]