21067606756

素因数分解:

$2^2\times 7^1\times {\mathrm{752414527}}^1$

素因数の和:752414538

約数の個数: 12

約数和(自身を含む): 42135213568

約数和(自身を除く): 21067606812

約数列:

[1, 2, 4, 7, 14, 28, 752414527, 1504829054, 3009658108, 5266901689, 10533803378, 21067606756]

約数ペア:

[(1, 21067606756), (2, 10533803378), (4, 5266901689), (7, 3009658108), (14, 1504829054), (28, 752414527)]