21795522

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{751}}^1$

素因数の和:1454

約数の個数: 32

約数和(自身を含む): 49956864

約数和(自身を除く): 28161342

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 691, 751, 1382, 1502, 2073, 2253, 4146, 4506, 4837, 5257, 9674, 10514, 14511, 15771, 29022, 31542, 518941, 1037882, 1556823, 3113646, 3632587, 7265174, 10897761, 21795522]

約数ペア:

[(1, 21795522), (2, 10897761), (3, 7265174), (6, 3632587), (7, 3113646), (14, 1556823), (21, 1037882), (42, 518941), (691, 31542), (751, 29022), (1382, 15771), (1502, 14511), (2073, 10514), (2253, 9674), (4146, 5257), (4506, 4837)]