21646336

素因数分解:

$2^{10}\times {\mathrm{21139}}^1$

素因数の和:21159

約数の個数: 22

約数和(自身を含む): 43273580

約数和(自身を除く): 21627244

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 21139, 42278, 84556, 169112, 338224, 676448, 1352896, 2705792, 5411584, 10823168, 21646336]

約数ペア:

[(1, 21646336), (2, 10823168), (4, 5411584), (8, 2705792), (16, 1352896), (32, 676448), (64, 338224), (128, 169112), (256, 84556), (512, 42278), (1024, 21139)]