2020657821

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7401677}}^1$

素因数の和:7401700

約数の個数: 16

約数和(自身を含む): 3315951744

約数和(自身を除く): 1295293923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 7401677, 22205031, 51811739, 96221801, 155435217, 288665403, 673552607, 2020657821]

約数ペア:

[(1, 2020657821), (3, 673552607), (7, 288665403), (13, 155435217), (21, 96221801), (39, 51811739), (91, 22205031), (273, 7401677)]