21742336

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1103}}^1$

素因数の和:1137

約数の個数: 72

約数和(自身を含む): 54157824

約数和(自身を除く): 32415488

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 616, 704, 896, 1103, 1232, 1408, 1792, 2206, 2464, 2816, 4412, 4928, 7721, 8824, 9856, 12133, 15442, 17648, 19712, 24266, 30884, 35296, 48532, 61768, 70592, 84931, 97064, 123536, 141184, 169862, 194128, 247072, 282368, 339724, 388256, 494144, 679448, 776512, 988288, 1358896, 1553024, 1976576, 2717792, 3106048, 5435584, 10871168, 21742336]

約数ペア:

[(1, 21742336), (2, 10871168), (4, 5435584), (7, 3106048), (8, 2717792), (11, 1976576), (14, 1553024), (16, 1358896), (22, 988288), (28, 776512), (32, 679448), (44, 494144), (56, 388256), (64, 339724), (77, 282368), (88, 247072), (112, 194128), (128, 169862), (154, 141184), (176, 123536), (224, 97064), (256, 84931), (308, 70592), (352, 61768), (448, 48532), (616, 35296), (704, 30884), (896, 24266), (1103, 19712), (1232, 17648), (1408, 15442), (1792, 12133), (2206, 9856), (2464, 8824), (2816, 7721), (4412, 4928)]