21081426

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{113341}}^1$

素因数の和:113377

約数の個数: 16

約数和(自身を含む): 43523328

約数和(自身を除く): 22441902

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 113341, 226682, 340023, 680046, 3513571, 7027142, 10540713, 21081426]

約数ペア:

[(1, 21081426), (2, 10540713), (3, 7027142), (6, 3513571), (31, 680046), (62, 340023), (93, 226682), (186, 113341)]