21625578

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{7109}}^1$

素因数の和:7143

約数の個数: 36

約数和(自身を含む): 50744070

約数和(自身を除く): 29118492

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 169, 234, 338, 507, 1014, 1521, 3042, 7109, 14218, 21327, 42654, 63981, 92417, 127962, 184834, 277251, 554502, 831753, 1201421, 1663506, 2402842, 3604263, 7208526, 10812789, 21625578]

約数ペア:

[(1, 21625578), (2, 10812789), (3, 7208526), (6, 3604263), (9, 2402842), (13, 1663506), (18, 1201421), (26, 831753), (39, 554502), (78, 277251), (117, 184834), (169, 127962), (234, 92417), (338, 63981), (507, 42654), (1014, 21327), (1521, 14218), (3042, 7109)]