2121581

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{467}}^1$

素因数の和:544

約数の個数: 16

約数和(自身を含む): 2695680

約数和(自身を除く): 574099

約数列:

[1, 7, 11, 59, 77, 413, 467, 649, 3269, 4543, 5137, 27553, 35959, 192871, 303083, 2121581]

約数ペア:

[(1, 2121581), (7, 303083), (11, 192871), (59, 35959), (77, 27553), (413, 5137), (467, 4543), (649, 3269)]