21134555416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{809629}}^1$

素因数の和:809899

約数の個数: 32

約数和(自身を含む): 42845619600

約数和(自身を除く): 21711064184

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 251, 502, 1004, 2008, 3263, 6526, 13052, 26104, 809629, 1619258, 3238516, 6477032, 10525177, 21050354, 42100708, 84201416, 203216879, 406433758, 812867516, 1625735032, 2641819427, 5283638854, 10567277708, 21134555416]

約数ペア:

[(1, 21134555416), (2, 10567277708), (4, 5283638854), (8, 2641819427), (13, 1625735032), (26, 812867516), (52, 406433758), (104, 203216879), (251, 84201416), (502, 42100708), (1004, 21050354), (2008, 10525177), (3263, 6477032), (6526, 3238516), (13052, 1619258), (26104, 809629)]