16648821

素因数分解:

$3^4\times 7^1\times {\mathrm{29363}}^1$

素因数の和:29382

約数の個数: 20

約数和(自身を含む): 28424352

約数和(自身を除く): 11775531

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 29363, 88089, 205541, 264267, 616623, 792801, 1849869, 2378403, 5549607, 16648821]

約数ペア:

[(1, 16648821), (3, 5549607), (7, 2378403), (9, 1849869), (21, 792801), (27, 616623), (63, 264267), (81, 205541), (189, 88089), (567, 29363)]