21213648512

素因数分解:

$2^7\times 7^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1\times {\mathrm{1087}}^1$

素因数の和:2078

約数の個数: 128

約数和(自身を含む): 50498519040

約数和(自身を除く): 29284870528

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 322, 368, 448, 644, 736, 896, 947, 1087, 1288, 1472, 1894, 2174, 2576, 2944, 3788, 4348, 5152, 6629, 7576, 7609, 8696, 10304, 13258, 15152, 15218, 17392, 20608, 21781, 25001, 26516, 30304, 30436, 34784, 43562, 50002, 53032, 60608, 60872, 69568, 87124, 100004, 106064, 121216, 121744, 139136, 152467, 174248, 175007, 200008, 212128, 243488, 304934, 348496, 350014, 400016, 424256, 486976, 609868, 696992, 700028, 800032, 848512, 973952, 1029389, 1219736, 1393984, 1400056, 1600064, 2058778, 2439472, 2787968, 2800112, 3200128, 4117556, 4878944, 5600224, 7205723, 8235112, 9757888, 11200448, 14411446, 16470224, 19515776, 22400896, 23675947, 28822892, 32940448, 47351894, 57645784, 65880896, 94703788, 115291568, 131761792, 165731629, 189407576, 230583136, 331463258, 378815152, 461166272, 662926516, 757630304, 922332544, 1325853032, 1515260608, 2651706064, 3030521216, 5303412128, 10606824256, 21213648512]

約数ペア:

[(1, 21213648512), (2, 10606824256), (4, 5303412128), (7, 3030521216), (8, 2651706064), (14, 1515260608), (16, 1325853032), (23, 922332544), (28, 757630304), (32, 662926516), (46, 461166272), (56, 378815152), (64, 331463258), (92, 230583136), (112, 189407576), (128, 165731629), (161, 131761792), (184, 115291568), (224, 94703788), (322, 65880896), (368, 57645784), (448, 47351894), (644, 32940448), (736, 28822892), (896, 23675947), (947, 22400896), (1087, 19515776), (1288, 16470224), (1472, 14411446), (1894, 11200448), (2174, 9757888), (2576, 8235112), (2944, 7205723), (3788, 5600224), (4348, 4878944), (5152, 4117556), (6629, 3200128), (7576, 2800112), (7609, 2787968), (8696, 2439472), (10304, 2058778), (13258, 1600064), (15152, 1400056), (15218, 1393984), (17392, 1219736), (20608, 1029389), (21781, 973952), (25001, 848512), (26516, 800032), (30304, 700028), (30436, 696992), (34784, 609868), (43562, 486976), (50002, 424256), (53032, 400016), (60608, 350014), (60872, 348496), (69568, 304934), (87124, 243488), (100004, 212128), (106064, 200008), (121216, 175007), (121744, 174248), (139136, 152467)]