21000545423

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{809}}^1\times {\mathrm{1087}}^1$

素因数の和:2087

約数の個数: 32

約数和(自身を含む): 24873246720

約数和(自身を除く): 3872701297

約数列:

[1, 11, 13, 143, 167, 809, 1087, 1837, 2171, 8899, 10517, 11957, 14131, 23881, 115687, 135103, 155441, 181529, 879383, 1486133, 1756339, 1996819, 2359877, 9673213, 11431979, 19319729, 25958647, 125751769, 146856961, 1615426571, 1909140493, 21000545423]

約数ペア:

[(1, 21000545423), (11, 1909140493), (13, 1615426571), (143, 146856961), (167, 125751769), (809, 25958647), (1087, 19319729), (1837, 11431979), (2171, 9673213), (8899, 2359877), (10517, 1996819), (11957, 1756339), (14131, 1486133), (23881, 879383), (115687, 181529), (135103, 155441)]