21099564

素因数分解:

$2^2\times 3^2\times {\mathrm{367}}^1\times {\mathrm{1597}}^1$

素因数の和:1974

約数の個数: 36

約数和(自身を含む): 53513824

約数和(自身を除く): 32414260

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 367, 734, 1101, 1468, 1597, 2202, 3194, 3303, 4404, 4791, 6388, 6606, 9582, 13212, 14373, 19164, 28746, 57492, 586099, 1172198, 1758297, 2344396, 3516594, 5274891, 7033188, 10549782, 21099564]

約数ペア:

[(1, 21099564), (2, 10549782), (3, 7033188), (4, 5274891), (6, 3516594), (9, 2344396), (12, 1758297), (18, 1172198), (36, 586099), (367, 57492), (734, 28746), (1101, 19164), (1468, 14373), (1597, 13212), (2202, 9582), (3194, 6606), (3303, 6388), (4404, 4791)]