21800732

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{613}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 40538736

約数和(自身を除く): 18738004

約数列:

[1, 2, 4, 17, 34, 68, 523, 613, 1046, 1226, 2092, 2452, 8891, 10421, 17782, 20842, 35564, 41684, 320599, 641198, 1282396, 5450183, 10900366, 21800732]

約数ペア:

[(1, 21800732), (2, 10900366), (4, 5450183), (17, 1282396), (34, 641198), (68, 320599), (523, 41684), (613, 35564), (1046, 20842), (1226, 17782), (2092, 10421), (2452, 8891)]