21003832

素因数分解:

$2^3\times {\mathrm{613}}^1\times {\mathrm{4283}}^1$

素因数の和:4902

約数の個数: 16

約数和(自身を含む): 39455640

約数和(自身を除く): 18451808

約数列:

[1, 2, 4, 8, 613, 1226, 2452, 4283, 4904, 8566, 17132, 34264, 2625479, 5250958, 10501916, 21003832]

約数ペア:

[(1, 21003832), (2, 10501916), (4, 5250958), (8, 2625479), (613, 34264), (1226, 17132), (2452, 8566), (4283, 4904)]