10821716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{142391}}^1$

素因数の和:142414

約数の個数: 12

約数和(自身を含む): 19934880

約数和(自身を除く): 9113164

約数列:

[1, 2, 4, 19, 38, 76, 142391, 284782, 569564, 2705429, 5410858, 10821716]

約数ペア:

[(1, 10821716), (2, 5410858), (4, 2705429), (19, 569564), (38, 284782), (76, 142391)]