2021868

素因数分解:

$2^2\times 3^3\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 5323360

約数和(自身を除く): 3301492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 97, 108, 193, 194, 291, 386, 388, 579, 582, 772, 873, 1158, 1164, 1737, 1746, 2316, 2619, 3474, 3492, 5211, 5238, 6948, 10422, 10476, 18721, 20844, 37442, 56163, 74884, 112326, 168489, 224652, 336978, 505467, 673956, 1010934, 2021868]

約数ペア:

[(1, 2021868), (2, 1010934), (3, 673956), (4, 505467), (6, 336978), (9, 224652), (12, 168489), (18, 112326), (27, 74884), (36, 56163), (54, 37442), (97, 20844), (108, 18721), (193, 10476), (194, 10422), (291, 6948), (386, 5238), (388, 5211), (579, 3492), (582, 3474), (772, 2619), (873, 2316), (1158, 1746), (1164, 1737)]