21186144

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:170

約数の個数: 192

約数和(自身を含む): 73543680

約数和(自身を除く): 52357536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 32, 36, 42, 48, 54, 56, 62, 63, 72, 84, 93, 96, 108, 112, 113, 124, 126, 144, 168, 186, 189, 216, 217, 224, 226, 248, 252, 279, 288, 336, 339, 372, 378, 432, 434, 452, 496, 504, 558, 651, 672, 678, 744, 756, 791, 837, 864, 868, 904, 992, 1008, 1017, 1116, 1302, 1356, 1488, 1512, 1582, 1674, 1736, 1808, 1953, 2016, 2034, 2232, 2373, 2604, 2712, 2976, 3024, 3051, 3164, 3348, 3472, 3503, 3616, 3906, 4068, 4464, 4746, 5208, 5424, 5859, 6048, 6102, 6328, 6696, 6944, 7006, 7119, 7812, 8136, 8928, 9492, 10416, 10509, 10848, 11718, 12204, 12656, 13392, 14012, 14238, 15624, 16272, 18984, 20832, 21018, 21357, 23436, 24408, 24521, 25312, 26784, 28024, 28476, 31248, 31527, 32544, 37968, 42036, 42714, 46872, 48816, 49042, 56048, 56952, 62496, 63054, 73563, 75936, 84072, 85428, 93744, 94581, 97632, 98084, 112096, 113904, 126108, 147126, 168144, 170856, 187488, 189162, 196168, 220689, 227808, 252216, 294252, 336288, 341712, 378324, 392336, 441378, 504432, 588504, 662067, 683424, 756648, 784672, 882756, 1008864, 1177008, 1324134, 1513296, 1765512, 2354016, 2648268, 3026592, 3531024, 5296536, 7062048, 10593072, 21186144]

約数ペア:

[(1, 21186144), (2, 10593072), (3, 7062048), (4, 5296536), (6, 3531024), (7, 3026592), (8, 2648268), (9, 2354016), (12, 1765512), (14, 1513296), (16, 1324134), (18, 1177008), (21, 1008864), (24, 882756), (27, 784672), (28, 756648), (31, 683424), (32, 662067), (36, 588504), (42, 504432), (48, 441378), (54, 392336), (56, 378324), (62, 341712), (63, 336288), (72, 294252), (84, 252216), (93, 227808), (96, 220689), (108, 196168), (112, 189162), (113, 187488), (124, 170856), (126, 168144), (144, 147126), (168, 126108), (186, 113904), (189, 112096), (216, 98084), (217, 97632), (224, 94581), (226, 93744), (248, 85428), (252, 84072), (279, 75936), (288, 73563), (336, 63054), (339, 62496), (372, 56952), (378, 56048), (432, 49042), (434, 48816), (452, 46872), (496, 42714), (504, 42036), (558, 37968), (651, 32544), (672, 31527), (678, 31248), (744, 28476), (756, 28024), (791, 26784), (837, 25312), (864, 24521), (868, 24408), (904, 23436), (992, 21357), (1008, 21018), (1017, 20832), (1116, 18984), (1302, 16272), (1356, 15624), (1488, 14238), (1512, 14012), (1582, 13392), (1674, 12656), (1736, 12204), (1808, 11718), (1953, 10848), (2016, 10509), (2034, 10416), (2232, 9492), (2373, 8928), (2604, 8136), (2712, 7812), (2976, 7119), (3024, 7006), (3051, 6944), (3164, 6696), (3348, 6328), (3472, 6102), (3503, 6048), (3616, 5859), (3906, 5424), (4068, 5208), (4464, 4746)]