20171676

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{240139}}^1$

素因数の和:240153

約数の個数: 24

約数和(自身を含む): 53791360

約数和(自身を除く): 33619684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 240139, 480278, 720417, 960556, 1440834, 1680973, 2881668, 3361946, 5042919, 6723892, 10085838, 20171676]

約数ペア:

[(1, 20171676), (2, 10085838), (3, 6723892), (4, 5042919), (6, 3361946), (7, 2881668), (12, 1680973), (14, 1440834), (21, 960556), (28, 720417), (42, 480278), (84, 240139)]