2021880651

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2602163}}^1$

素因数の和:2602210

約数の個数: 16

約数和(自身を含む): 3164231424

約数和(自身を除く): 1142350773

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 2602163, 7806489, 18215141, 54645423, 96280031, 288840093, 673960217, 2021880651]

約数ペア:

[(1, 2021880651), (3, 673960217), (7, 288840093), (21, 96280031), (37, 54645423), (111, 18215141), (259, 7806489), (777, 2602163)]