21762410

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2437}}^1$

素因数の和:2510

約数の個数: 32

約数和(自身を含む): 42128640

約数和(自身を除く): 20366230

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 470, 893, 1786, 2437, 4465, 4874, 8930, 12185, 24370, 46303, 92606, 114539, 229078, 231515, 463030, 572695, 1145390, 2176241, 4352482, 10881205, 21762410]

約数ペア:

[(1, 21762410), (2, 10881205), (5, 4352482), (10, 2176241), (19, 1145390), (38, 572695), (47, 463030), (94, 231515), (95, 229078), (190, 114539), (235, 92606), (470, 46303), (893, 24370), (1786, 12185), (2437, 8930), (4465, 4874)]