21162032

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:425

約数の個数: 40

約数和(自身を含む): 42425856

約数和(自身を除く): 21263824

約数列:

[1, 2, 4, 8, 16, 47, 94, 107, 188, 214, 263, 376, 428, 526, 752, 856, 1052, 1712, 2104, 4208, 5029, 10058, 12361, 20116, 24722, 28141, 40232, 49444, 56282, 80464, 98888, 112564, 197776, 225128, 450256, 1322627, 2645254, 5290508, 10581016, 21162032]

約数ペア:

[(1, 21162032), (2, 10581016), (4, 5290508), (8, 2645254), (16, 1322627), (47, 450256), (94, 225128), (107, 197776), (188, 112564), (214, 98888), (263, 80464), (376, 56282), (428, 49444), (526, 40232), (752, 28141), (856, 24722), (1052, 20116), (1712, 12361), (2104, 10058), (4208, 5029)]