2130177

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 3390816

約数和(自身を除く): 1260639

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 337, 903, 1011, 2107, 2359, 6321, 7077, 14491, 16513, 43473, 49539, 101437, 304311, 710059, 2130177]

約数ペア:

[(1, 2130177), (3, 710059), (7, 304311), (21, 101437), (43, 49539), (49, 43473), (129, 16513), (147, 14491), (301, 7077), (337, 6321), (903, 2359), (1011, 2107)]