21833728

素因数分解:

$2^{11}\times 7^1\times {\mathrm{1523}}^1$

素因数の和:1552

約数の個数: 48

約数和(自身を含む): 49926240

約数和(自身を除く): 28092512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1523, 1792, 2048, 3046, 3584, 6092, 7168, 10661, 12184, 14336, 21322, 24368, 42644, 48736, 85288, 97472, 170576, 194944, 341152, 389888, 682304, 779776, 1364608, 1559552, 2729216, 3119104, 5458432, 10916864, 21833728]

約数ペア:

[(1, 21833728), (2, 10916864), (4, 5458432), (7, 3119104), (8, 2729216), (14, 1559552), (16, 1364608), (28, 779776), (32, 682304), (56, 389888), (64, 341152), (112, 194944), (128, 170576), (224, 97472), (256, 85288), (448, 48736), (512, 42644), (896, 24368), (1024, 21322), (1523, 14336), (1792, 12184), (2048, 10661), (3046, 7168), (3584, 6092)]