21167308771

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{5023}}^1\times {\mathrm{20759}}^1$

素因数の和:25818

約数の個数: 16

約数和(自身を含む): 25031577600

約数和(自身を除く): 3864268829

約数列:

[1, 7, 29, 203, 5023, 20759, 35161, 145313, 145667, 602011, 1019669, 4214077, 104272457, 729907199, 3023901253, 21167308771]

約数ペア:

[(1, 21167308771), (7, 3023901253), (29, 729907199), (203, 104272457), (5023, 4214077), (20759, 1019669), (35161, 602011), (145313, 145667)]