21654414

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{63317}}^1$

素因数の和:63344

約数の個数: 24

約数和(自身を含む): 49388040

約数和(自身を除く): 27733626

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 63317, 126634, 189951, 379902, 569853, 1139706, 1203023, 2406046, 3609069, 7218138, 10827207, 21654414]

約数ペア:

[(1, 21654414), (2, 10827207), (3, 7218138), (6, 3609069), (9, 2406046), (18, 1203023), (19, 1139706), (38, 569853), (57, 379902), (114, 189951), (171, 126634), (342, 63317)]