21174912

素因数分解:

$2^7\times 3^3\times {\mathrm{11}}^1\times {\mathrm{557}}^1$

素因数の和:591

約数の個数: 128

約数和(自身を含む): 68299200

約数和(自身を除く): 47124288

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 64, 66, 72, 88, 96, 99, 108, 128, 132, 144, 176, 192, 198, 216, 264, 288, 297, 352, 384, 396, 432, 528, 557, 576, 594, 704, 792, 864, 1056, 1114, 1152, 1188, 1408, 1584, 1671, 1728, 2112, 2228, 2376, 3168, 3342, 3456, 4224, 4456, 4752, 5013, 6127, 6336, 6684, 8912, 9504, 10026, 12254, 12672, 13368, 15039, 17824, 18381, 19008, 20052, 24508, 26736, 30078, 35648, 36762, 38016, 40104, 49016, 53472, 55143, 60156, 71296, 73524, 80208, 98032, 106944, 110286, 120312, 147048, 160416, 165429, 196064, 213888, 220572, 240624, 294096, 320832, 330858, 392128, 441144, 481248, 588192, 641664, 661716, 784256, 882288, 962496, 1176384, 1323432, 1764576, 1924992, 2352768, 2646864, 3529152, 5293728, 7058304, 10587456, 21174912]

約数ペア:

[(1, 21174912), (2, 10587456), (3, 7058304), (4, 5293728), (6, 3529152), (8, 2646864), (9, 2352768), (11, 1924992), (12, 1764576), (16, 1323432), (18, 1176384), (22, 962496), (24, 882288), (27, 784256), (32, 661716), (33, 641664), (36, 588192), (44, 481248), (48, 441144), (54, 392128), (64, 330858), (66, 320832), (72, 294096), (88, 240624), (96, 220572), (99, 213888), (108, 196064), (128, 165429), (132, 160416), (144, 147048), (176, 120312), (192, 110286), (198, 106944), (216, 98032), (264, 80208), (288, 73524), (297, 71296), (352, 60156), (384, 55143), (396, 53472), (432, 49016), (528, 40104), (557, 38016), (576, 36762), (594, 35648), (704, 30078), (792, 26736), (864, 24508), (1056, 20052), (1114, 19008), (1152, 18381), (1188, 17824), (1408, 15039), (1584, 13368), (1671, 12672), (1728, 12254), (2112, 10026), (2228, 9504), (2376, 8912), (3168, 6684), (3342, 6336), (3456, 6127), (4224, 5013), (4456, 4752)]