21542686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{3089}}^1$

素因数の和:3419

約数の個数: 16

約数和(自身を含む): 35374320

約数和(自身を除く): 13831634

約数列:

[1, 2, 11, 22, 317, 634, 3089, 3487, 6178, 6974, 33979, 67958, 979213, 1958426, 10771343, 21542686]

約数ペア:

[(1, 21542686), (2, 10771343), (11, 1958426), (22, 979213), (317, 67958), (634, 33979), (3089, 6974), (3487, 6178)]