21852160

素因数分解:

$2^{12}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1$

素因数の和:137

約数の個数: 104

約数和(自身を含む): 57795696

約数和(自身を除く): 35943536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 97, 110, 128, 160, 176, 194, 220, 256, 320, 352, 388, 440, 485, 512, 640, 704, 776, 880, 970, 1024, 1067, 1280, 1408, 1552, 1760, 1940, 2048, 2134, 2560, 2816, 3104, 3520, 3880, 4096, 4268, 5120, 5335, 5632, 6208, 7040, 7760, 8536, 10240, 10670, 11264, 12416, 14080, 15520, 17072, 20480, 21340, 22528, 24832, 28160, 31040, 34144, 42680, 45056, 49664, 56320, 62080, 68288, 85360, 99328, 112640, 124160, 136576, 170720, 198656, 225280, 248320, 273152, 341440, 397312, 496640, 546304, 682880, 993280, 1092608, 1365760, 1986560, 2185216, 2731520, 4370432, 5463040, 10926080, 21852160]

約数ペア:

[(1, 21852160), (2, 10926080), (4, 5463040), (5, 4370432), (8, 2731520), (10, 2185216), (11, 1986560), (16, 1365760), (20, 1092608), (22, 993280), (32, 682880), (40, 546304), (44, 496640), (55, 397312), (64, 341440), (80, 273152), (88, 248320), (97, 225280), (110, 198656), (128, 170720), (160, 136576), (176, 124160), (194, 112640), (220, 99328), (256, 85360), (320, 68288), (352, 62080), (388, 56320), (440, 49664), (485, 45056), (512, 42680), (640, 34144), (704, 31040), (776, 28160), (880, 24832), (970, 22528), (1024, 21340), (1067, 20480), (1280, 17072), (1408, 15520), (1552, 14080), (1760, 12416), (1940, 11264), (2048, 10670), (2134, 10240), (2560, 8536), (2816, 7760), (3104, 7040), (3520, 6208), (3880, 5632), (4096, 5335), (4268, 5120)]