21483638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{4957}}^1$

素因数の和:5167

約数の個数: 16

約数和(自身を含む): 35340624

約数和(自身を除く): 13856986

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 4957, 9914, 54527, 109054, 976529, 1953058, 10741819, 21483638]

約数ペア:

[(1, 21483638), (2, 10741819), (11, 1953058), (22, 976529), (197, 109054), (394, 54527), (2167, 9914), (4334, 4957)]