2016571431

素因数分解:

$3^1\times 7^3\times {\mathrm{1959739}}^1$

素因数の和:1959763

約数の個数: 16

約数和(自身を含む): 3135584000

約数和(自身を除く): 1119012569

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 1959739, 5879217, 13718173, 41154519, 96027211, 288081633, 672190477, 2016571431]

約数ペア:

[(1, 2016571431), (3, 672190477), (7, 288081633), (21, 96027211), (49, 41154519), (147, 13718173), (343, 5879217), (1029, 1959739)]