2021363421

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8750491}}^1$

素因数の和:8750512

約数の個数: 16

約数和(自身を含む): 3360188928

約数和(自身を除く): 1338825507

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 8750491, 26251473, 61253437, 96255401, 183760311, 288766203, 673787807, 2021363421]

約数ペア:

[(1, 2021363421), (3, 673787807), (7, 288766203), (11, 183760311), (21, 96255401), (33, 61253437), (77, 26251473), (231, 8750491)]