21461667

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{5927}}^1$

素因数の和:6018

約数の個数: 16

約数和(自身を含む): 30730752

約数和(自身を除く): 9269085

約数列:

[1, 3, 17, 51, 71, 213, 1207, 3621, 5927, 17781, 100759, 302277, 420817, 1262451, 7153889, 21461667]

約数ペア:

[(1, 21461667), (3, 7153889), (17, 1262451), (51, 420817), (71, 302277), (213, 100759), (1207, 17781), (3621, 5927)]