21564126

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3709}}^1$

素因数の和:3753

約数の個数: 48

約数和(自身を含む): 52088400

約数和(自身を除く): 30524274

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 646, 969, 1938, 2907, 3709, 5814, 7418, 11127, 22254, 33381, 63053, 66762, 70471, 126106, 140942, 189159, 211413, 378318, 422826, 567477, 634239, 1134954, 1198007, 1268478, 2396014, 3594021, 7188042, 10782063, 21564126]

約数ペア:

[(1, 21564126), (2, 10782063), (3, 7188042), (6, 3594021), (9, 2396014), (17, 1268478), (18, 1198007), (19, 1134954), (34, 634239), (38, 567477), (51, 422826), (57, 378318), (102, 211413), (114, 189159), (153, 140942), (171, 126106), (306, 70471), (323, 66762), (342, 63053), (646, 33381), (969, 22254), (1938, 11127), (2907, 7418), (3709, 5814)]