21710336

素因数分解:

$2^9\times {\mathrm{42403}}^1$

素因数の和:42421

約数の個数: 20

約数和(自身を含む): 43379292

約数和(自身を除く): 21668956

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 42403, 84806, 169612, 339224, 678448, 1356896, 2713792, 5427584, 10855168, 21710336]

約数ペア:

[(1, 21710336), (2, 10855168), (4, 5427584), (8, 2713792), (16, 1356896), (32, 678448), (64, 339224), (128, 169612), (256, 84806), (512, 42403)]