21795150310

素因数分解:

$2^1\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{1940797}}^1$

素因数の和:1941927

約数の個数: 16

約数和(自身を含む): 39266225136

約数和(自身を除く): 17471074826

約数列:

[1, 2, 5, 10, 1123, 2246, 5615, 11230, 1940797, 3881594, 9703985, 19407970, 2179515031, 4359030062, 10897575155, 21795150310]

約数ペア:

[(1, 21795150310), (2, 10897575155), (5, 4359030062), (10, 2179515031), (1123, 19407970), (2246, 9703985), (5615, 3881594), (11230, 1940797)]