21788672

素因数分解:

$2^{11}\times {\mathrm{10639}}^1$

素因数の和:10661

約数の個数: 24

約数和(自身を含む): 43570800

約数和(自身を除く): 21782128

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 10639, 21278, 42556, 85112, 170224, 340448, 680896, 1361792, 2723584, 5447168, 10894336, 21788672]

約数ペア:

[(1, 21788672), (2, 10894336), (4, 5447168), (8, 2723584), (16, 1361792), (32, 680896), (64, 340448), (128, 170224), (256, 85112), (512, 42556), (1024, 21278), (2048, 10639)]