21051522

素因数分解:

$2^1\times 3^3\times {\mathrm{97}}^1\times {\mathrm{4019}}^1$

素因数の和:4127

約数の個数: 32

約数和(自身を含む): 47275200

約数和(自身を除く): 26223678

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 97, 194, 291, 582, 873, 1746, 2619, 4019, 5238, 8038, 12057, 24114, 36171, 72342, 108513, 217026, 389843, 779686, 1169529, 2339058, 3508587, 7017174, 10525761, 21051522]

約数ペア:

[(1, 21051522), (2, 10525761), (3, 7017174), (6, 3508587), (9, 2339058), (18, 1169529), (27, 779686), (54, 389843), (97, 217026), (194, 108513), (291, 72342), (582, 36171), (873, 24114), (1746, 12057), (2619, 8038), (4019, 5238)]