21265585537

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{6143}}^1\times {\mathrm{17053}}^1$

素因数の和:23232

約数の個数: 16

約数和(自身を含む): 25147146240

約数和(自身を除く): 3881560703

約数列:

[1, 7, 29, 203, 6143, 17053, 43001, 119371, 178147, 494537, 1247029, 3461759, 104756579, 733296053, 3037940791, 21265585537]

約数ペア:

[(1, 21265585537), (7, 3037940791), (29, 733296053), (203, 104756579), (6143, 3461759), (17053, 1247029), (43001, 494537), (119371, 178147)]