21189446

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{32801}}^1$

素因数の和:32839

約数の個数: 16

約数和(自身を含む): 35426160

約数和(自身を除く): 14236714

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 32801, 65602, 557617, 623219, 1115234, 1246438, 10594723, 21189446]

約数ペア:

[(1, 21189446), (2, 10594723), (17, 1246438), (19, 1115234), (34, 623219), (38, 557617), (323, 65602), (646, 32801)]