21000901262

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5521}}^1\times {\mathrm{4673}}^1$

素因数の和:10244

約数の個数: 32

約数和(自身を含む): 35307844704

約数和(自身を除く): 14306943442

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 4673, 5521, 9346, 11042, 51403, 60731, 102806, 121462, 172901, 204277, 345802, 408554, 1901911, 2247047, 3803822, 4494094, 25799633, 51599266, 283795963, 567591926, 954586421, 1909172842, 10500450631, 21000901262]

約数ペア:

[(1, 21000901262), (2, 10500450631), (11, 1909172842), (22, 954586421), (37, 567591926), (74, 283795963), (407, 51599266), (814, 25799633), (4673, 4494094), (5521, 3803822), (9346, 2247047), (11042, 1901911), (51403, 408554), (60731, 345802), (102806, 204277), (121462, 172901)]