21082437

素因数分解:

$3^5\times {\mathrm{101}}^1\times {\mathrm{859}}^1$

素因数の和:975

約数の個数: 24

約数和(自身を含む): 31930080

約数和(自身を除く): 10847643

約数列:

[1, 3, 9, 27, 81, 101, 243, 303, 859, 909, 2577, 2727, 7731, 8181, 23193, 24543, 69579, 86759, 208737, 260277, 780831, 2342493, 7027479, 21082437]

約数ペア:

[(1, 21082437), (3, 7027479), (9, 2342493), (27, 780831), (81, 260277), (101, 208737), (243, 86759), (303, 69579), (859, 24543), (909, 23193), (2577, 8181), (2727, 7731)]