21000455436

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{102943409}}^1$

素因数の和:102943433

約数の個数: 24

約数和(自身を含む): 51883478640

約数和(自身を除く): 30883023204

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 102943409, 205886818, 308830227, 411773636, 617660454, 1235320908, 1750037953, 3500075906, 5250113859, 7000151812, 10500227718, 21000455436]

約数ペア:

[(1, 21000455436), (2, 10500227718), (3, 7000151812), (4, 5250113859), (6, 3500075906), (12, 1750037953), (17, 1235320908), (34, 617660454), (51, 411773636), (68, 308830227), (102, 205886818), (204, 102943409)]