12420156

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{147859}}^1$

素因数の和:147873

約数の個数: 24

約数和(自身を含む): 33120640

約数和(自身を除く): 20700484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 147859, 295718, 443577, 591436, 887154, 1035013, 1774308, 2070026, 3105039, 4140052, 6210078, 12420156]

約数ペア:

[(1, 12420156), (2, 6210078), (3, 4140052), (4, 3105039), (6, 2070026), (7, 1774308), (12, 1035013), (14, 887154), (21, 591436), (28, 443577), (42, 295718), (84, 147859)]