21230242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41957}}^1$

素因数の和:41993

約数の個数: 16

約数和(自身を含む): 36251712

約数和(自身を除く): 15021470

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 41957, 83914, 461527, 923054, 965011, 1930022, 10615121, 21230242]

約数ペア:

[(1, 21230242), (2, 10615121), (11, 1930022), (22, 965011), (23, 923054), (46, 461527), (253, 83914), (506, 41957)]