21049367066

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{668531}}^1$

素因数の和:668726

約数の個数: 32

約数和(自身を含む): 39085054848

約数和(自身を除く): 18035687782

約数列:

[1, 2, 7, 13, 14, 26, 91, 173, 182, 346, 1211, 2249, 2422, 4498, 15743, 31486, 668531, 1337062, 4679717, 8690903, 9359434, 17381806, 60836321, 115655863, 121672642, 231311726, 809591041, 1503526219, 1619182082, 3007052438, 10524683533, 21049367066]

約数ペア:

[(1, 21049367066), (2, 10524683533), (7, 3007052438), (13, 1619182082), (14, 1503526219), (26, 809591041), (91, 231311726), (173, 121672642), (182, 115655863), (346, 60836321), (1211, 17381806), (2249, 9359434), (2422, 8690903), (4498, 4679717), (15743, 1337062), (31486, 668531)]