21000658212

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{2879}}^1$

素因数の和:3075

約数の個数: 192

約数和(自身を含む): 60092928000

約数和(自身を除く): 39092269788

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 29, 34, 36, 51, 54, 58, 68, 87, 102, 108, 116, 137, 153, 174, 204, 261, 274, 306, 348, 411, 459, 493, 522, 548, 612, 783, 822, 918, 986, 1044, 1233, 1479, 1566, 1644, 1836, 1972, 2329, 2466, 2879, 2958, 3132, 3699, 3973, 4437, 4658, 4932, 5758, 5916, 6987, 7398, 7946, 8637, 8874, 9316, 11516, 11919, 13311, 13974, 14796, 15892, 17274, 17748, 20961, 23838, 25911, 26622, 27948, 34548, 35757, 41922, 47676, 48943, 51822, 53244, 62883, 67541, 71514, 77733, 83491, 83844, 97886, 103644, 107271, 125766, 135082, 143028, 146829, 155466, 166982, 195772, 202623, 214542, 250473, 251532, 270164, 293658, 310932, 333964, 394423, 405246, 429084, 440487, 500946, 587316, 607869, 751419, 788846, 810492, 880974, 1001892, 1183269, 1215738, 1321461, 1419347, 1502838, 1577692, 1761948, 1823607, 2254257, 2366538, 2431476, 2642922, 2838694, 3005676, 3549807, 3647214, 4258041, 4508514, 4733076, 5285844, 5677388, 6705191, 7099614, 7294428, 8516082, 9017028, 10649421, 11438267, 12774123, 13410382, 14199228, 17032164, 20115573, 21298842, 22876534, 25548246, 26820764, 34314801, 38322369, 40231146, 42597684, 45753068, 51096492, 60346719, 68629602, 76644738, 80462292, 102944403, 120693438, 137259204, 153289476, 181040157, 194450539, 205888806, 241386876, 308833209, 362080314, 388901078, 411777612, 583351617, 617666418, 724160628, 777802156, 1166703234, 1235332836, 1750054851, 2333406468, 3500109702, 5250164553, 7000219404, 10500329106, 21000658212]

約数ペア:

[(1, 21000658212), (2, 10500329106), (3, 7000219404), (4, 5250164553), (6, 3500109702), (9, 2333406468), (12, 1750054851), (17, 1235332836), (18, 1166703234), (27, 777802156), (29, 724160628), (34, 617666418), (36, 583351617), (51, 411777612), (54, 388901078), (58, 362080314), (68, 308833209), (87, 241386876), (102, 205888806), (108, 194450539), (116, 181040157), (137, 153289476), (153, 137259204), (174, 120693438), (204, 102944403), (261, 80462292), (274, 76644738), (306, 68629602), (348, 60346719), (411, 51096492), (459, 45753068), (493, 42597684), (522, 40231146), (548, 38322369), (612, 34314801), (783, 26820764), (822, 25548246), (918, 22876534), (986, 21298842), (1044, 20115573), (1233, 17032164), (1479, 14199228), (1566, 13410382), (1644, 12774123), (1836, 11438267), (1972, 10649421), (2329, 9017028), (2466, 8516082), (2879, 7294428), (2958, 7099614), (3132, 6705191), (3699, 5677388), (3973, 5285844), (4437, 4733076), (4658, 4508514), (4932, 4258041), (5758, 3647214), (5916, 3549807), (6987, 3005676), (7398, 2838694), (7946, 2642922), (8637, 2431476), (8874, 2366538), (9316, 2254257), (11516, 1823607), (11919, 1761948), (13311, 1577692), (13974, 1502838), (14796, 1419347), (15892, 1321461), (17274, 1215738), (17748, 1183269), (20961, 1001892), (23838, 880974), (25911, 810492), (26622, 788846), (27948, 751419), (34548, 607869), (35757, 587316), (41922, 500946), (47676, 440487), (48943, 429084), (51822, 405246), (53244, 394423), (62883, 333964), (67541, 310932), (71514, 293658), (77733, 270164), (83491, 251532), (83844, 250473), (97886, 214542), (103644, 202623), (107271, 195772), (125766, 166982), (135082, 155466), (143028, 146829)]