21625510

素因数分解:

$2^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{4691}}^1$

素因数の和:5159

約数の個数: 16

約数和(自身を含む): 39018672

約数和(自身を除く): 17393162

約数列:

[1, 2, 5, 10, 461, 922, 2305, 4610, 4691, 9382, 23455, 46910, 2162551, 4325102, 10812755, 21625510]

約数ペア:

[(1, 21625510), (2, 10812755), (5, 4325102), (10, 2162551), (461, 46910), (922, 23455), (2305, 9382), (4610, 4691)]