2021808691

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{26423}}^1$

素因数の和:27090

約数の個数: 16

約数和(自身を含む): 2450456064

約数和(自身を除く): 428647373

約数列:

[1, 7, 17, 119, 643, 4501, 10931, 26423, 76517, 184961, 449191, 3144337, 16989989, 118929923, 288829813, 2021808691]

約数ペア:

[(1, 2021808691), (7, 288829813), (17, 118929923), (119, 16989989), (643, 3144337), (4501, 449191), (10931, 184961), (26423, 76517)]