21777971789

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{2377}}^1\times {\mathrm{42221}}^1$

素因数の和:44636

約数の個数: 16

約数和(自身を含む): 25703402496

約数和(自身を除く): 3925430707

約数列:

[1, 7, 31, 217, 2377, 16639, 42221, 73687, 295547, 515809, 1308851, 9161957, 100359317, 702515219, 3111138827, 21777971789]

約数ペア:

[(1, 21777971789), (7, 3111138827), (31, 702515219), (217, 100359317), (2377, 9161957), (16639, 1308851), (42221, 515809), (73687, 295547)]