21749508

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{4993}}^1$

素因数の和:5025

約数の個数: 54

約数和(自身を含む): 60442382

約数和(自身を除く): 38692874

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 4993, 9986, 14979, 19972, 29958, 44937, 54923, 59916, 89874, 109846, 164769, 179748, 219692, 329538, 494307, 604153, 659076, 988614, 1208306, 1812459, 1977228, 2416612, 3624918, 5437377, 7249836, 10874754, 21749508]

約数ペア:

[(1, 21749508), (2, 10874754), (3, 7249836), (4, 5437377), (6, 3624918), (9, 2416612), (11, 1977228), (12, 1812459), (18, 1208306), (22, 988614), (33, 659076), (36, 604153), (44, 494307), (66, 329538), (99, 219692), (121, 179748), (132, 164769), (198, 109846), (242, 89874), (363, 59916), (396, 54923), (484, 44937), (726, 29958), (1089, 19972), (1452, 14979), (2178, 9986), (4356, 4993)]