21703024

素因数分解:

$2^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1811}}^1$

素因数の和:1933

約数の個数: 40

約数和(自身を含む): 48532608

約数和(自身を除く): 26829584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 107, 112, 214, 428, 749, 856, 1498, 1712, 1811, 2996, 3622, 5992, 7244, 11984, 12677, 14488, 25354, 28976, 50708, 101416, 193777, 202832, 387554, 775108, 1356439, 1550216, 2712878, 3100432, 5425756, 10851512, 21703024]

約数ペア:

[(1, 21703024), (2, 10851512), (4, 5425756), (7, 3100432), (8, 2712878), (14, 1550216), (16, 1356439), (28, 775108), (56, 387554), (107, 202832), (112, 193777), (214, 101416), (428, 50708), (749, 28976), (856, 25354), (1498, 14488), (1712, 12677), (1811, 11984), (2996, 7244), (3622, 5992)]