2021638507

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{971}}^1\times {\mathrm{6917}}^1$

素因数の和:7938

約数の個数: 16

約数和(自身を含む): 2366952192

約数和(自身を除く): 345313685

約数列:

[1, 7, 43, 301, 971, 6797, 6917, 41753, 48419, 292271, 297431, 2082017, 6716407, 47014849, 288805501, 2021638507]

約数ペア:

[(1, 2021638507), (7, 288805501), (43, 47014849), (301, 6716407), (971, 2082017), (6797, 297431), (6917, 292271), (41753, 48419)]