21497334

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{859}}^1$

素因数の和:1004

約数の個数: 32

約数和(自身を含む): 44499840

約数和(自身を除く): 23002506

約数列:

[1, 2, 3, 6, 43, 86, 97, 129, 194, 258, 291, 582, 859, 1718, 2577, 4171, 5154, 8342, 12513, 25026, 36937, 73874, 83323, 110811, 166646, 221622, 249969, 499938, 3582889, 7165778, 10748667, 21497334]

約数ペア:

[(1, 21497334), (2, 10748667), (3, 7165778), (6, 3582889), (43, 499938), (86, 249969), (97, 221622), (129, 166646), (194, 110811), (258, 83323), (291, 73874), (582, 36937), (859, 25026), (1718, 12513), (2577, 8342), (4171, 5154)]