20212413

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1871}}^1$

素因数の和:2164

約数の個数: 16

約数和(自身を含む): 29143296

約数和(自身を除く): 8930883

約数列:

[1, 3, 13, 39, 277, 831, 1871, 3601, 5613, 10803, 24323, 72969, 518267, 1554801, 6737471, 20212413]

約数ペア:

[(1, 20212413), (3, 6737471), (13, 1554801), (39, 518267), (277, 72969), (831, 24323), (1871, 10803), (3601, 5613)]