21061014

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3803}}^1$

素因数の和:3892

約数の個数: 32

約数和(自身を含む): 46013184

約数和(自身を除く): 24952170

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 3803, 5538, 7606, 11409, 22818, 49439, 98878, 148317, 270013, 296634, 540026, 810039, 1620078, 3510169, 7020338, 10530507, 21061014]

約数ペア:

[(1, 21061014), (2, 10530507), (3, 7020338), (6, 3510169), (13, 1620078), (26, 810039), (39, 540026), (71, 296634), (78, 270013), (142, 148317), (213, 98878), (426, 49439), (923, 22818), (1846, 11409), (2769, 7606), (3803, 5538)]