20797029267

素因数分解:

$3^1\times 7^1\times {\mathrm{8447}}^1\times {\mathrm{117241}}^1$

素因数の和:125698

約数の個数: 16

約数和(自身を含む): 31694733312

約数和(自身を除く): 10897704045

約数列:

[1, 3, 7, 21, 8447, 25341, 59129, 117241, 177387, 351723, 820687, 2462061, 990334727, 2971004181, 6932343089, 20797029267]

約数ペア:

[(1, 20797029267), (3, 6932343089), (7, 2971004181), (21, 990334727), (8447, 2462061), (25341, 820687), (59129, 351723), (117241, 177387)]