21337384

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{65053}}^1$

素因数の和:65100

約数の個数: 16

約数和(自身を含む): 40984020

約数和(自身を除く): 19646636

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 65053, 130106, 260212, 520424, 2667173, 5334346, 10668692, 21337384]

約数ペア:

[(1, 21337384), (2, 10668692), (4, 5334346), (8, 2667173), (41, 520424), (82, 260212), (164, 130106), (328, 65053)]