21337056

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 144

約数和(自身を含む): 67420080

約数和(自身を除く): 46083024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 41, 48, 52, 72, 78, 82, 96, 104, 117, 123, 139, 144, 156, 164, 208, 234, 246, 278, 288, 312, 328, 369, 416, 417, 468, 492, 533, 556, 624, 656, 738, 834, 936, 984, 1066, 1112, 1248, 1251, 1312, 1476, 1599, 1668, 1807, 1872, 1968, 2132, 2224, 2502, 2952, 3198, 3336, 3614, 3744, 3936, 4264, 4448, 4797, 5004, 5421, 5699, 5904, 6396, 6672, 7228, 8528, 9594, 10008, 10842, 11398, 11808, 12792, 13344, 14456, 16263, 17056, 17097, 19188, 20016, 21684, 22796, 25584, 28912, 32526, 34194, 38376, 40032, 43368, 45592, 51168, 51291, 57824, 65052, 68388, 74087, 76752, 86736, 91184, 102582, 130104, 136776, 148174, 153504, 173472, 182368, 205164, 222261, 260208, 273552, 296348, 410328, 444522, 520416, 547104, 592696, 666783, 820656, 889044, 1185392, 1333566, 1641312, 1778088, 2370784, 2667132, 3556176, 5334264, 7112352, 10668528, 21337056]

約数ペア:

[(1, 21337056), (2, 10668528), (3, 7112352), (4, 5334264), (6, 3556176), (8, 2667132), (9, 2370784), (12, 1778088), (13, 1641312), (16, 1333566), (18, 1185392), (24, 889044), (26, 820656), (32, 666783), (36, 592696), (39, 547104), (41, 520416), (48, 444522), (52, 410328), (72, 296348), (78, 273552), (82, 260208), (96, 222261), (104, 205164), (117, 182368), (123, 173472), (139, 153504), (144, 148174), (156, 136776), (164, 130104), (208, 102582), (234, 91184), (246, 86736), (278, 76752), (288, 74087), (312, 68388), (328, 65052), (369, 57824), (416, 51291), (417, 51168), (468, 45592), (492, 43368), (533, 40032), (556, 38376), (624, 34194), (656, 32526), (738, 28912), (834, 25584), (936, 22796), (984, 21684), (1066, 20016), (1112, 19188), (1248, 17097), (1251, 17056), (1312, 16263), (1476, 14456), (1599, 13344), (1668, 12792), (1807, 11808), (1872, 11398), (1968, 10842), (2132, 10008), (2224, 9594), (2502, 8528), (2952, 7228), (3198, 6672), (3336, 6396), (3614, 5904), (3744, 5699), (3936, 5421), (4264, 5004), (4448, 4797)]