21668948

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{45523}}^1$

素因数の和:45551

約数の個数: 24

約数和(自身を含む): 45888192

約数和(自身を除く): 24219244

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 45523, 91046, 182092, 318661, 637322, 773891, 1274644, 1547782, 3095564, 5417237, 10834474, 21668948]

約数ペア:

[(1, 21668948), (2, 10834474), (4, 5417237), (7, 3095564), (14, 1547782), (17, 1274644), (28, 773891), (34, 637322), (68, 318661), (119, 182092), (238, 91046), (476, 45523)]