21373748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{3217}}^1$

素因数の和:3383

約数の個数: 24

約数和(自身を含む): 41087424

約数和(自身を除く): 19713676

約数列:

[1, 2, 4, 11, 22, 44, 151, 302, 604, 1661, 3217, 3322, 6434, 6644, 12868, 35387, 70774, 141548, 485767, 971534, 1943068, 5343437, 10686874, 21373748]

約数ペア:

[(1, 21373748), (2, 10686874), (4, 5343437), (11, 1943068), (22, 971534), (44, 485767), (151, 141548), (302, 70774), (604, 35387), (1661, 12868), (3217, 6644), (3322, 6434)]