2021609877

素因数分解:

$3^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{254003}}^1$

素因数の和:254392

約数の個数: 16

約数和(自身を含む): 3088688640

約数和(自身を除く): 1067078763

約数列:

[1, 3, 7, 21, 379, 1137, 2653, 7959, 254003, 762009, 1778021, 5334063, 96267137, 288801411, 673869959, 2021609877]

約数ペア:

[(1, 2021609877), (3, 673869959), (7, 288801411), (21, 96267137), (379, 5334063), (1137, 1778021), (2653, 762009), (7959, 254003)]