21202228

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{727}}^1$

素因数の和:1071

約数の個数: 24

約数和(自身を含む): 38892672

約数和(自身を除く): 17690444

約数列:

[1, 2, 4, 23, 46, 92, 317, 634, 727, 1268, 1454, 2908, 7291, 14582, 16721, 29164, 33442, 66884, 230459, 460918, 921836, 5300557, 10601114, 21202228]

約数ペア:

[(1, 21202228), (2, 10601114), (4, 5300557), (23, 921836), (46, 460918), (92, 230459), (317, 66884), (634, 33442), (727, 29164), (1268, 16721), (1454, 14582), (2908, 7291)]