21406188

素因数分解:

$2^2\times 3^1\times {\mathrm{1117}}^1\times {\mathrm{1597}}^1$

素因数の和:2721

約数の個数: 24

約数和(自身を含む): 50023792

約数和(自身を除く): 28617604

約数列:

[1, 2, 3, 4, 6, 12, 1117, 1597, 2234, 3194, 3351, 4468, 4791, 6388, 6702, 9582, 13404, 19164, 1783849, 3567698, 5351547, 7135396, 10703094, 21406188]

約数ペア:

[(1, 21406188), (2, 10703094), (3, 7135396), (4, 5351547), (6, 3567698), (12, 1783849), (1117, 19164), (1597, 13404), (2234, 9582), (3194, 6702), (3351, 6388), (4468, 4791)]