21853314

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{2753}}^1$

素因数の和:2781

約数の個数: 60

約数和(自身を含む): 56983014

約数和(自身を除く): 35129700

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 294, 378, 441, 567, 882, 1134, 1323, 2646, 2753, 3969, 5506, 7938, 8259, 16518, 19271, 24777, 38542, 49554, 57813, 74331, 115626, 134897, 148662, 173439, 222993, 269794, 346878, 404691, 445986, 520317, 809382, 1040634, 1214073, 1560951, 2428146, 3121902, 3642219, 7284438, 10926657, 21853314]

約数ペア:

[(1, 21853314), (2, 10926657), (3, 7284438), (6, 3642219), (7, 3121902), (9, 2428146), (14, 1560951), (18, 1214073), (21, 1040634), (27, 809382), (42, 520317), (49, 445986), (54, 404691), (63, 346878), (81, 269794), (98, 222993), (126, 173439), (147, 148662), (162, 134897), (189, 115626), (294, 74331), (378, 57813), (441, 49554), (567, 38542), (882, 24777), (1134, 19271), (1323, 16518), (2646, 8259), (2753, 7938), (3969, 5506)]