21136533964

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{643}}^1$

素因数の和:797

約数の個数: 192

約数和(自身を含む): 49479808000

約数和(自身を除く): 28343274036

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 49, 52, 76, 91, 97, 98, 133, 182, 194, 196, 247, 266, 343, 364, 388, 494, 532, 637, 643, 679, 686, 931, 988, 1261, 1274, 1286, 1358, 1372, 1729, 1843, 1862, 2522, 2548, 2572, 2716, 3458, 3686, 3724, 4459, 4501, 4753, 5044, 6517, 6916, 7372, 8359, 8827, 8918, 9002, 9506, 12103, 12217, 12901, 13034, 16718, 17654, 17836, 18004, 19012, 23959, 24206, 24434, 25802, 26068, 31507, 33271, 33436, 35308, 47918, 48412, 48868, 51604, 58513, 61789, 62371, 63014, 66542, 84721, 85519, 90307, 95836, 117026, 123578, 124742, 126028, 133084, 158821, 167713, 169442, 171038, 180614, 220549, 234052, 247156, 249484, 317642, 335426, 338884, 342076, 361228, 409591, 432523, 436597, 441098, 598633, 632149, 635284, 670852, 810823, 819182, 865046, 873194, 882196, 1111747, 1173991, 1185049, 1197266, 1264298, 1621646, 1638364, 1730092, 1746388, 2223494, 2347982, 2370098, 2394532, 2528596, 2867137, 3056179, 3243292, 4190431, 4446988, 4695964, 4740196, 5675761, 5734274, 6112358, 7782229, 8217937, 8295343, 8380862, 11351522, 11468548, 12224716, 15405637, 15564458, 16435874, 16590686, 16761724, 21393253, 22703044, 30811274, 31128916, 32871748, 33181372, 39730327, 42786506, 54475603, 58067401, 61622548, 79460654, 85573012, 107839459, 108951206, 116134802, 158921308, 215678918, 217902412, 232269604, 278112289, 406471807, 431357836, 556224578, 754876213, 812943614, 1112449156, 1509752426, 1625887228, 3019504852, 5284133491, 10568266982, 21136533964]

約数ペア:

[(1, 21136533964), (2, 10568266982), (4, 5284133491), (7, 3019504852), (13, 1625887228), (14, 1509752426), (19, 1112449156), (26, 812943614), (28, 754876213), (38, 556224578), (49, 431357836), (52, 406471807), (76, 278112289), (91, 232269604), (97, 217902412), (98, 215678918), (133, 158921308), (182, 116134802), (194, 108951206), (196, 107839459), (247, 85573012), (266, 79460654), (343, 61622548), (364, 58067401), (388, 54475603), (494, 42786506), (532, 39730327), (637, 33181372), (643, 32871748), (679, 31128916), (686, 30811274), (931, 22703044), (988, 21393253), (1261, 16761724), (1274, 16590686), (1286, 16435874), (1358, 15564458), (1372, 15405637), (1729, 12224716), (1843, 11468548), (1862, 11351522), (2522, 8380862), (2548, 8295343), (2572, 8217937), (2716, 7782229), (3458, 6112358), (3686, 5734274), (3724, 5675761), (4459, 4740196), (4501, 4695964), (4753, 4446988), (5044, 4190431), (6517, 3243292), (6916, 3056179), (7372, 2867137), (8359, 2528596), (8827, 2394532), (8918, 2370098), (9002, 2347982), (9506, 2223494), (12103, 1746388), (12217, 1730092), (12901, 1638364), (13034, 1621646), (16718, 1264298), (17654, 1197266), (17836, 1185049), (18004, 1173991), (19012, 1111747), (23959, 882196), (24206, 873194), (24434, 865046), (25802, 819182), (26068, 810823), (31507, 670852), (33271, 635284), (33436, 632149), (35308, 598633), (47918, 441098), (48412, 436597), (48868, 432523), (51604, 409591), (58513, 361228), (61789, 342076), (62371, 338884), (63014, 335426), (66542, 317642), (84721, 249484), (85519, 247156), (90307, 234052), (95836, 220549), (117026, 180614), (123578, 171038), (124742, 169442), (126028, 167713), (133084, 158821)]