12828921

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{14207}}^1$

素因数の和:14260

約数の個数: 16

約数和(自身を含む): 20004864

約数和(自身を除く): 7175943

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 14207, 42621, 99449, 298347, 610901, 1832703, 4276307, 12828921]

約数ペア:

[(1, 12828921), (3, 4276307), (7, 1832703), (21, 610901), (43, 298347), (129, 99449), (301, 42621), (903, 14207)]