2181185918

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{1511}}^1\times {\mathrm{42457}}^1$

素因数の和:43987

約数の個数: 16

約数和(自身を含む): 3466610784

約数和(自身を除く): 1285424866

約数列:

[1, 2, 17, 34, 1511, 3022, 25687, 42457, 51374, 84914, 721769, 1443538, 64152527, 128305054, 1090592959, 2181185918]

約数ペア:

[(1, 2181185918), (2, 1090592959), (17, 128305054), (34, 64152527), (1511, 1443538), (3022, 721769), (25687, 84914), (42457, 51374)]