21000604408

素因数分解:

$2^3\times 7^1\times {\mathrm{375010793}}^1$

素因数の和:375010806

約数の個数: 16

約数和(自身を含む): 45001295280

約数和(自身を除く): 24000690872

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 375010793, 750021586, 1500043172, 2625075551, 3000086344, 5250151102, 10500302204, 21000604408]

約数ペア:

[(1, 21000604408), (2, 10500302204), (4, 5250151102), (7, 3000086344), (8, 2625075551), (14, 1500043172), (28, 750021586), (56, 375010793)]