21262007

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1459}}^1$

素因数の和:1550

約数の個数: 16

約数和(自身を含む): 24528000

約数和(自身を除く): 3265993

約数列:

[1, 13, 19, 59, 247, 767, 1121, 1459, 14573, 18967, 27721, 86081, 360373, 1119053, 1635539, 21262007]

約数ペア:

[(1, 21262007), (13, 1635539), (19, 1119053), (59, 360373), (247, 86081), (767, 27721), (1121, 18967), (1459, 14573)]