20821917311

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{219019}}^1$

素因数の和:219206

約数の個数: 16

約数和(自身を含む): 22960304640

約数和(自身を除く): 2138387329

約数列:

[1, 13, 71, 103, 923, 1339, 7313, 95069, 219019, 2847247, 15550349, 22558957, 202154537, 293266441, 1601685947, 20821917311]

約数ペア:

[(1, 20821917311), (13, 1601685947), (71, 293266441), (103, 202154537), (923, 22558957), (1339, 15550349), (7313, 2847247), (95069, 219019)]