16321431

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{4027}}^1$

素因数の和:4230

約数の個数: 16

約数和(自身を含む): 25005824

約数和(自身を除く): 8684393

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4027, 4053, 12081, 28189, 84567, 777211, 2331633, 5440477, 16321431]

約数ペア:

[(1, 16321431), (3, 5440477), (7, 2331633), (21, 777211), (193, 84567), (579, 28189), (1351, 12081), (4027, 4053)]