2820741

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12211}}^1$

素因数の和:12232

約数の個数: 16

約数和(自身を含む): 4689408

約数和(自身を除く): 1868667

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 12211, 36633, 85477, 134321, 256431, 402963, 940247, 2820741]

約数ペア:

[(1, 2820741), (3, 940247), (7, 402963), (11, 256431), (21, 134321), (33, 85477), (77, 36633), (231, 12211)]