21132053709

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{2791}}^1\times {\mathrm{194141}}^1$

素因数の和:196948

約数の個数: 16

約数和(自身を含む): 30354489984

約数和(自身を除く): 9222436275

約数列:

[1, 3, 13, 39, 2791, 8373, 36283, 108849, 194141, 582423, 2523833, 7571499, 541847531, 1625542593, 7044017903, 21132053709]

約数ペア:

[(1, 21132053709), (3, 7044017903), (13, 1625542593), (39, 541847531), (2791, 7571499), (8373, 2523833), (36283, 582423), (108849, 194141)]