21964154

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{1901}}^1$

素因数の和:2065

約数の個数: 16

約数和(自身を含む): 33893640

約数和(自身を除く): 11929486

約数列:

[1, 2, 53, 106, 109, 218, 1901, 3802, 5777, 11554, 100753, 201506, 207209, 414418, 10982077, 21964154]

約数ペア:

[(1, 21964154), (2, 10982077), (53, 414418), (106, 207209), (109, 201506), (218, 100753), (1901, 11554), (3802, 5777)]