8420421

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:596

約数の個数: 16

約数和(自身を含む): 11545920

約数和(自身を除く): 3125499

約数列:

[1, 3, 59, 113, 177, 339, 421, 1263, 6667, 20001, 24839, 47573, 74517, 142719, 2806807, 8420421]

約数ペア:

[(1, 8420421), (3, 2806807), (59, 142719), (113, 74517), (177, 47573), (339, 24839), (421, 20001), (1263, 6667)]