1821796774

素因数分解:

$2^1\times 7^2\times {\mathrm{2137}}^1\times {\mathrm{8699}}^1$

素因数の和:10852

約数の個数: 24

約数和(自身を含む): 3180702600

約数和(自身を除く): 1358905826

約数列:

[1, 2, 7, 14, 49, 98, 2137, 4274, 8699, 14959, 17398, 29918, 60893, 104713, 121786, 209426, 426251, 852502, 18589763, 37179526, 130128341, 260256682, 910898387, 1821796774]

約数ペア:

[(1, 1821796774), (2, 910898387), (7, 260256682), (14, 130128341), (49, 37179526), (98, 18589763), (2137, 852502), (4274, 426251), (8699, 209426), (14959, 121786), (17398, 104713), (29918, 60893)]