26421471

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{4129}}^1$

素因数の和:4220

約数の個数: 20

約数和(自身を含む): 39978400

約数和(自身を除く): 13556929

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 4129, 6399, 12387, 37161, 111483, 326191, 334449, 978573, 2935719, 8807157, 26421471]

約数ペア:

[(1, 26421471), (3, 8807157), (9, 2935719), (27, 978573), (79, 334449), (81, 326191), (237, 111483), (711, 37161), (2133, 12387), (4129, 6399)]