21841400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{15601}}^1$

素因数の和:15624

約数の個数: 48

約数和(自身を含む): 58039440

約数和(自身を除く): 36198040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 15601, 31202, 62404, 78005, 109207, 124808, 156010, 218414, 312020, 390025, 436828, 546035, 624040, 780050, 873656, 1092070, 1560100, 2184140, 2730175, 3120200, 4368280, 5460350, 10920700, 21841400]

約数ペア:

[(1, 21841400), (2, 10920700), (4, 5460350), (5, 4368280), (7, 3120200), (8, 2730175), (10, 2184140), (14, 1560100), (20, 1092070), (25, 873656), (28, 780050), (35, 624040), (40, 546035), (50, 436828), (56, 390025), (70, 312020), (100, 218414), (140, 156010), (175, 124808), (200, 109207), (280, 78005), (350, 62404), (700, 31202), (1400, 15601)]