21554522

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{1811}}^1$

素因数の和:2365

約数の個数: 16

約数和(自身を含む): 35355744

約数和(自身を除く): 13801222

約数列:

[1, 2, 11, 22, 541, 1082, 1811, 3622, 5951, 11902, 19921, 39842, 979751, 1959502, 10777261, 21554522]

約数ペア:

[(1, 21554522), (2, 10777261), (11, 1959502), (22, 979751), (541, 39842), (1082, 19921), (1811, 11902), (3622, 5951)]