2021981038

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13129747}}^1$

素因数の和:13129767

約数の個数: 16

約数和(自身を含む): 3781367424

約数和(自身を除く): 1759386386

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 13129747, 26259494, 91908229, 144427217, 183816458, 288854434, 1010990519, 2021981038]

約数ペア:

[(1, 2021981038), (2, 1010990519), (7, 288854434), (11, 183816458), (14, 144427217), (22, 91908229), (77, 26259494), (154, 13129747)]