21048084

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{20161}}^1$

素因数の和:20200

約数の個数: 36

約数和(自身を含む): 55042260

約数和(自身を除く): 33994176

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 20161, 40322, 60483, 80644, 120966, 181449, 241932, 362898, 584669, 725796, 1169338, 1754007, 2338676, 3508014, 5262021, 7016028, 10524042, 21048084]

約数ペア:

[(1, 21048084), (2, 10524042), (3, 7016028), (4, 5262021), (6, 3508014), (9, 2338676), (12, 1754007), (18, 1169338), (29, 725796), (36, 584669), (58, 362898), (87, 241932), (116, 181449), (174, 120966), (261, 80644), (348, 60483), (522, 40322), (1044, 20161)]