21531284463

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{21977}}^1\times {\mathrm{25121}}^1$

素因数の和:47114

約数の個数: 16

約数和(自身を含む): 30919353696

約数和(自身を除く): 9388069233

約数列:

[1, 3, 13, 39, 21977, 25121, 65931, 75363, 285701, 326573, 857103, 979719, 552084217, 1656252651, 7177094821, 21531284463]

約数ペア:

[(1, 21531284463), (3, 7177094821), (13, 1656252651), (39, 552084217), (21977, 979719), (25121, 857103), (65931, 326573), (75363, 285701)]