21523660

素因数分解:

$2^2\times 5^1\times {\mathrm{751}}^1\times {\mathrm{1433}}^1$

素因数の和:2193

約数の個数: 24

約数和(自身を含む): 45291456

約数和(自身を除く): 23767796

約数列:

[1, 2, 4, 5, 10, 20, 751, 1433, 1502, 2866, 3004, 3755, 5732, 7165, 7510, 14330, 15020, 28660, 1076183, 2152366, 4304732, 5380915, 10761830, 21523660]

約数ペア:

[(1, 21523660), (2, 10761830), (4, 5380915), (5, 4304732), (10, 2152366), (20, 1076183), (751, 28660), (1433, 15020), (1502, 14330), (2866, 7510), (3004, 7165), (3755, 5732)]