20212501887

素因数分解:

$3^3\times {\mathrm{9539}}^1\times {\mathrm{78479}}^1$

素因数の和:88027

約数の個数: 16

約数和(自身を含む): 29947968000

約数和(自身を除く): 9735466113

約数列:

[1, 3, 9, 27, 9539, 28617, 78479, 85851, 235437, 257553, 706311, 2118933, 748611181, 2245833543, 6737500629, 20212501887]

約数ペア:

[(1, 20212501887), (3, 6737500629), (9, 2245833543), (27, 748611181), (9539, 2118933), (28617, 706311), (78479, 257553), (85851, 235437)]