21962034140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{25537249}}^1$

素因数の和:25537301

約数の個数: 24

約数和(自身を含む): 47192838000

約数和(自身を除く): 25230803860

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 25537249, 51074498, 102148996, 127686245, 255372490, 510744980, 1098101707, 2196203414, 4392406828, 5490508535, 10981017070, 21962034140]

約数ペア:

[(1, 21962034140), (2, 10981017070), (4, 5490508535), (5, 4392406828), (10, 2196203414), (20, 1098101707), (43, 510744980), (86, 255372490), (172, 127686245), (215, 102148996), (430, 51074498), (860, 25537249)]