2161818

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{1447}}^1$

素因数の和:1538

約数の個数: 24

約数和(自身を含む): 4743648

約数和(自身を除く): 2581830

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1447, 1494, 2894, 4341, 8682, 13023, 26046, 120101, 240202, 360303, 720606, 1080909, 2161818]

約数ペア:

[(1, 2161818), (2, 1080909), (3, 720606), (6, 360303), (9, 240202), (18, 120101), (83, 26046), (166, 13023), (249, 8682), (498, 4341), (747, 2894), (1447, 1494)]