21837438

素因数分解:

$2^1\times 3^5\times 7^3\times {\mathrm{131}}^1$

素因数の和:169

約数の個数: 96

約数和(自身を含む): 57657600

約数和(自身を除く): 35820162

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 131, 147, 162, 189, 243, 262, 294, 343, 378, 393, 441, 486, 567, 686, 786, 882, 917, 1029, 1134, 1179, 1323, 1701, 1834, 2058, 2358, 2646, 2751, 3087, 3402, 3537, 3969, 5502, 6174, 6419, 7074, 7938, 8253, 9261, 10611, 11907, 12838, 16506, 18522, 19257, 21222, 23814, 24759, 27783, 31833, 38514, 44933, 49518, 55566, 57771, 63666, 74277, 83349, 89866, 115542, 134799, 148554, 166698, 173313, 222831, 269598, 346626, 404397, 445662, 519939, 808794, 1039878, 1213191, 1559817, 2426382, 3119634, 3639573, 7279146, 10918719, 21837438]

約数ペア:

[(1, 21837438), (2, 10918719), (3, 7279146), (6, 3639573), (7, 3119634), (9, 2426382), (14, 1559817), (18, 1213191), (21, 1039878), (27, 808794), (42, 519939), (49, 445662), (54, 404397), (63, 346626), (81, 269598), (98, 222831), (126, 173313), (131, 166698), (147, 148554), (162, 134799), (189, 115542), (243, 89866), (262, 83349), (294, 74277), (343, 63666), (378, 57771), (393, 55566), (441, 49518), (486, 44933), (567, 38514), (686, 31833), (786, 27783), (882, 24759), (917, 23814), (1029, 21222), (1134, 19257), (1179, 18522), (1323, 16506), (1701, 12838), (1834, 11907), (2058, 10611), (2358, 9261), (2646, 8253), (2751, 7938), (3087, 7074), (3402, 6419), (3537, 6174), (3969, 5502)]