21897282

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{331777}}^1$

素因数の和:331793

約数の個数: 16

約数和(自身を含む): 47776032

約数和(自身を除く): 25878750

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 331777, 663554, 995331, 1990662, 3649547, 7299094, 10948641, 21897282]

約数ペア:

[(1, 21897282), (2, 10948641), (3, 7299094), (6, 3649547), (11, 1990662), (22, 995331), (33, 663554), (66, 331777)]