21562542

素因数分解:

$2^1\times 3^2\times {\mathrm{739}}^1\times {\mathrm{1621}}^1$

素因数の和:2368

約数の個数: 24

約数和(自身を含む): 46810920

約数和(自身を除く): 25248378

約数列:

[1, 2, 3, 6, 9, 18, 739, 1478, 1621, 2217, 3242, 4434, 4863, 6651, 9726, 13302, 14589, 29178, 1197919, 2395838, 3593757, 7187514, 10781271, 21562542]

約数ペア:

[(1, 21562542), (2, 10781271), (3, 7187514), (6, 3593757), (9, 2395838), (18, 1197919), (739, 29178), (1478, 14589), (1621, 13302), (2217, 9726), (3242, 6651), (4434, 4863)]