2021086774

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{145969}}^1$

素因数の和:146044

約数の個数: 32

約数和(自身を含む): 3699463680

約数和(自身を除く): 1678376906

約数列:

[1, 2, 7, 14, 23, 43, 46, 86, 161, 301, 322, 602, 989, 1978, 6923, 13846, 145969, 291938, 1021783, 2043566, 3357287, 6276667, 6714574, 12553334, 23501009, 43936669, 47002018, 87873338, 144363341, 288726682, 1010543387, 2021086774]

約数ペア:

[(1, 2021086774), (2, 1010543387), (7, 288726682), (14, 144363341), (23, 87873338), (43, 47002018), (46, 43936669), (86, 23501009), (161, 12553334), (301, 6714574), (322, 6276667), (602, 3357287), (989, 2043566), (1978, 1021783), (6923, 291938), (13846, 145969)]