21758912

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2857}}^1$

素因数の和:2893

約数の個数: 56

約数和(自身を含む): 52267104

約数和(自身を除く): 30508192

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 136, 224, 238, 272, 448, 476, 544, 952, 1088, 1904, 2857, 3808, 5714, 7616, 11428, 19999, 22856, 39998, 45712, 48569, 79996, 91424, 97138, 159992, 182848, 194276, 319984, 339983, 388552, 639968, 679966, 777104, 1279936, 1359932, 1554208, 2719864, 3108416, 5439728, 10879456, 21758912]

約数ペア:

[(1, 21758912), (2, 10879456), (4, 5439728), (7, 3108416), (8, 2719864), (14, 1554208), (16, 1359932), (17, 1279936), (28, 777104), (32, 679966), (34, 639968), (56, 388552), (64, 339983), (68, 319984), (112, 194276), (119, 182848), (136, 159992), (224, 97138), (238, 91424), (272, 79996), (448, 48569), (476, 45712), (544, 39998), (952, 22856), (1088, 19999), (1904, 11428), (2857, 7616), (3808, 5714)]