21373023

素因数分解:

$3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{5623}}^1$

素因数の和:5814

約数の個数: 16

約数和(自身を含む): 32754176

約数和(自身を除く): 11381153

約数列:

[1, 3, 7, 21, 181, 543, 1267, 3801, 5623, 16869, 39361, 118083, 1017763, 3053289, 7124341, 21373023]

約数ペア:

[(1, 21373023), (3, 7124341), (7, 3053289), (21, 1017763), (181, 118083), (543, 39361), (1267, 16869), (3801, 5623)]