21015719466

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:529

約数の個数: 192

約数和(自身を含む): 51875873280

約数和(自身を除く): 30860153814

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 43, 49, 74, 86, 98, 111, 129, 147, 179, 222, 251, 258, 259, 294, 301, 358, 502, 518, 537, 602, 753, 777, 903, 1074, 1253, 1506, 1554, 1591, 1757, 1806, 1813, 2107, 2506, 3182, 3514, 3626, 3759, 4214, 4773, 5271, 5439, 6321, 6623, 7518, 7697, 8771, 9287, 9546, 10542, 10793, 10878, 11137, 12299, 12642, 13246, 15394, 17542, 18574, 19869, 21586, 22274, 23091, 24598, 26313, 27861, 32379, 33411, 36897, 39738, 44929, 46182, 46361, 52626, 53879, 55722, 64758, 65009, 66822, 73794, 75551, 77959, 89858, 92722, 107758, 130018, 134787, 139083, 151102, 155918, 161637, 195027, 226653, 233877, 269574, 278166, 284789, 314503, 323274, 324527, 377153, 390054, 399341, 453306, 455063, 467754, 528857, 569578, 629006, 649054, 754306, 798682, 854367, 910126, 943509, 973581, 1057714, 1131459, 1198023, 1365189, 1586571, 1662373, 1708734, 1887018, 1931947, 1947162, 1993523, 2201521, 2262918, 2396046, 2730378, 2795387, 3173142, 3324746, 3863894, 3987046, 4403042, 4987119, 5590774, 5795841, 5980569, 6604563, 8386161, 9974238, 11591682, 11636611, 11961138, 13209126, 13523629, 13954661, 16772322, 19567709, 23273222, 27047258, 27909322, 34909833, 39135418, 40570887, 41863983, 58703127, 69819666, 71482039, 81141774, 81456277, 83727966, 94665403, 117406254, 142964078, 162912554, 189330806, 214446117, 244368831, 283996209, 428892234, 488737662, 500374273, 567992418, 1000748546, 1501122819, 3002245638, 3502619911, 7005239822, 10507859733, 21015719466]

約数ペア:

[(1, 21015719466), (2, 10507859733), (3, 7005239822), (6, 3502619911), (7, 3002245638), (14, 1501122819), (21, 1000748546), (37, 567992418), (42, 500374273), (43, 488737662), (49, 428892234), (74, 283996209), (86, 244368831), (98, 214446117), (111, 189330806), (129, 162912554), (147, 142964078), (179, 117406254), (222, 94665403), (251, 83727966), (258, 81456277), (259, 81141774), (294, 71482039), (301, 69819666), (358, 58703127), (502, 41863983), (518, 40570887), (537, 39135418), (602, 34909833), (753, 27909322), (777, 27047258), (903, 23273222), (1074, 19567709), (1253, 16772322), (1506, 13954661), (1554, 13523629), (1591, 13209126), (1757, 11961138), (1806, 11636611), (1813, 11591682), (2107, 9974238), (2506, 8386161), (3182, 6604563), (3514, 5980569), (3626, 5795841), (3759, 5590774), (4214, 4987119), (4773, 4403042), (5271, 3987046), (5439, 3863894), (6321, 3324746), (6623, 3173142), (7518, 2795387), (7697, 2730378), (8771, 2396046), (9287, 2262918), (9546, 2201521), (10542, 1993523), (10793, 1947162), (10878, 1931947), (11137, 1887018), (12299, 1708734), (12642, 1662373), (13246, 1586571), (15394, 1365189), (17542, 1198023), (18574, 1131459), (19869, 1057714), (21586, 973581), (22274, 943509), (23091, 910126), (24598, 854367), (26313, 798682), (27861, 754306), (32379, 649054), (33411, 629006), (36897, 569578), (39738, 528857), (44929, 467754), (46182, 455063), (46361, 453306), (52626, 399341), (53879, 390054), (55722, 377153), (64758, 324527), (65009, 323274), (66822, 314503), (73794, 284789), (75551, 278166), (77959, 269574), (89858, 233877), (92722, 226653), (107758, 195027), (130018, 161637), (134787, 155918), (139083, 151102)]