21588897652

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:375

約数の個数: 216

約数和(自身を含む): 49600845504

約数和(自身を除く): 28011947852

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 49, 68, 73, 92, 98, 119, 146, 161, 196, 227, 238, 289, 292, 322, 391, 454, 476, 511, 578, 644, 782, 833, 908, 1022, 1127, 1156, 1241, 1564, 1589, 1666, 1679, 2023, 2044, 2254, 2482, 2737, 3178, 3332, 3358, 3577, 3859, 4046, 4508, 4964, 5221, 5474, 6356, 6647, 6716, 7154, 7718, 8092, 8687, 10442, 10948, 11123, 11753, 13294, 14161, 14308, 15436, 16571, 17374, 19159, 20884, 21097, 22246, 23506, 26588, 27013, 28322, 28543, 33142, 34748, 36547, 38318, 42194, 44492, 46529, 47012, 54026, 56644, 57086, 60809, 65603, 66284, 73094, 76636, 82271, 84388, 88757, 93058, 108052, 114172, 115997, 121618, 131206, 146188, 147679, 164542, 177514, 186116, 189091, 199801, 231994, 243236, 255829, 262412, 281707, 295358, 325703, 329084, 355028, 378182, 381133, 399602, 459221, 463988, 485231, 511658, 563414, 590716, 621299, 651406, 756364, 762266, 799204, 811979, 918442, 970462, 1023316, 1033753, 1126828, 1242598, 1302812, 1398607, 1508869, 1524532, 1623958, 1836884, 1940924, 1971949, 2067506, 2485196, 2667931, 2797214, 3017738, 3214547, 3247916, 3396617, 3943898, 4135012, 4349093, 4789019, 5335862, 5594428, 6035476, 6429094, 6479261, 6793234, 7887796, 8698186, 9578038, 10562083, 10671724, 12858188, 12958522, 13586468, 13803643, 17396372, 18675517, 19156076, 21124166, 23776319, 25917044, 27607286, 33523133, 37351034, 42248332, 45354827, 47552638, 55214572, 67046266, 73934581, 74702068, 90709654, 95105276, 110147437, 134092532, 147869162, 181419308, 220294874, 234661931, 295738324, 317483789, 440589748, 469323862, 634967578, 771032059, 938647724, 1269935156, 1542064118, 3084128236, 5397224413, 10794448826, 21588897652]

約数ペア:

[(1, 21588897652), (2, 10794448826), (4, 5397224413), (7, 3084128236), (14, 1542064118), (17, 1269935156), (23, 938647724), (28, 771032059), (34, 634967578), (46, 469323862), (49, 440589748), (68, 317483789), (73, 295738324), (92, 234661931), (98, 220294874), (119, 181419308), (146, 147869162), (161, 134092532), (196, 110147437), (227, 95105276), (238, 90709654), (289, 74702068), (292, 73934581), (322, 67046266), (391, 55214572), (454, 47552638), (476, 45354827), (511, 42248332), (578, 37351034), (644, 33523133), (782, 27607286), (833, 25917044), (908, 23776319), (1022, 21124166), (1127, 19156076), (1156, 18675517), (1241, 17396372), (1564, 13803643), (1589, 13586468), (1666, 12958522), (1679, 12858188), (2023, 10671724), (2044, 10562083), (2254, 9578038), (2482, 8698186), (2737, 7887796), (3178, 6793234), (3332, 6479261), (3358, 6429094), (3577, 6035476), (3859, 5594428), (4046, 5335862), (4508, 4789019), (4964, 4349093), (5221, 4135012), (5474, 3943898), (6356, 3396617), (6647, 3247916), (6716, 3214547), (7154, 3017738), (7718, 2797214), (8092, 2667931), (8687, 2485196), (10442, 2067506), (10948, 1971949), (11123, 1940924), (11753, 1836884), (13294, 1623958), (14161, 1524532), (14308, 1508869), (15436, 1398607), (16571, 1302812), (17374, 1242598), (19159, 1126828), (20884, 1033753), (21097, 1023316), (22246, 970462), (23506, 918442), (26588, 811979), (27013, 799204), (28322, 762266), (28543, 756364), (33142, 651406), (34748, 621299), (36547, 590716), (38318, 563414), (42194, 511658), (44492, 485231), (46529, 463988), (47012, 459221), (54026, 399602), (56644, 381133), (57086, 378182), (60809, 355028), (65603, 329084), (66284, 325703), (73094, 295358), (76636, 281707), (82271, 262412), (84388, 255829), (88757, 243236), (93058, 231994), (108052, 199801), (114172, 189091), (115997, 186116), (121618, 177514), (131206, 164542), (146188, 147679)]