21460177

素因数分解:

${\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:384

約数の個数: 16

約数和(自身を含む): 23353920

約数和(自身を除く): 1893743

約数列:

[1, 19, 53, 101, 211, 1007, 1919, 4009, 5353, 11183, 21311, 101707, 212477, 404909, 1129483, 21460177]

約数ペア:

[(1, 21460177), (19, 1129483), (53, 404909), (101, 212477), (211, 101707), (1007, 21311), (1919, 11183), (4009, 5353)]