21308076

素因数分解:

$2^2\times 3^3\times {\mathrm{197297}}^1$

素因数の和:197310

約数の個数: 24

約数和(自身を含む): 55243440

約数和(自身を除く): 33935364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197297, 394594, 591891, 789188, 1183782, 1775673, 2367564, 3551346, 5327019, 7102692, 10654038, 21308076]

約数ペア:

[(1, 21308076), (2, 10654038), (3, 7102692), (4, 5327019), (6, 3551346), (9, 2367564), (12, 1775673), (18, 1183782), (27, 789188), (36, 591891), (54, 394594), (108, 197297)]