21541366

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3253}}^1$

素因数の和:3316

約数の個数: 32

約数和(自身を含む): 41234688

約数和(自身を除く): 19693322

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 154, 301, 473, 602, 946, 3253, 3311, 6506, 6622, 22771, 35783, 45542, 71566, 139879, 250481, 279758, 500962, 979153, 1538669, 1958306, 3077338, 10770683, 21541366]

約数ペア:

[(1, 21541366), (2, 10770683), (7, 3077338), (11, 1958306), (14, 1538669), (22, 979153), (43, 500962), (77, 279758), (86, 250481), (154, 139879), (301, 71566), (473, 45542), (602, 35783), (946, 22771), (3253, 6622), (3311, 6506)]