21502491

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{2963}}^1$

素因数の和:3066

約数の個数: 16

約数和(自身を含む): 29877120

約数和(自身を除く): 8374629

約数列:

[1, 3, 41, 59, 123, 177, 2419, 2963, 7257, 8889, 121483, 174817, 364449, 524451, 7167497, 21502491]

約数ペア:

[(1, 21502491), (3, 7167497), (41, 524451), (59, 364449), (123, 174817), (177, 121483), (2419, 8889), (2963, 7257)]