21112638

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1811}}^1$

素因数の和:1912

約数の個数: 32

約数和(自身を含む): 44357760

約数和(自身を除く): 23245122

約数列:

[1, 2, 3, 6, 29, 58, 67, 87, 134, 174, 201, 402, 1811, 1943, 3622, 3886, 5433, 5829, 10866, 11658, 52519, 105038, 121337, 157557, 242674, 315114, 364011, 728022, 3518773, 7037546, 10556319, 21112638]

約数ペア:

[(1, 21112638), (2, 10556319), (3, 7037546), (6, 3518773), (29, 728022), (58, 364011), (67, 315114), (87, 242674), (134, 157557), (174, 121337), (201, 105038), (402, 52519), (1811, 11658), (1943, 10866), (3622, 5829), (3886, 5433)]