2021427345

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1\times {\mathrm{739}}^1$

素因数の和:1102

約数の個数: 64

約数和(自身を含む): 3750912000

約数和(自身を除く): 1729484655

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 109, 239, 327, 545, 717, 739, 763, 1195, 1635, 1673, 2217, 2289, 3585, 3695, 3815, 5019, 5173, 8365, 11085, 11445, 15519, 25095, 25865, 26051, 77595, 78153, 80551, 130255, 176621, 182357, 241653, 390765, 402755, 529863, 547071, 563857, 883105, 911785, 1208265, 1236347, 1691571, 2649315, 2735355, 2819285, 3709041, 6181735, 8457855, 18545205, 19251689, 57755067, 96258445, 134761823, 288775335, 404285469, 673809115, 2021427345]

約数ペア:

[(1, 2021427345), (3, 673809115), (5, 404285469), (7, 288775335), (15, 134761823), (21, 96258445), (35, 57755067), (105, 19251689), (109, 18545205), (239, 8457855), (327, 6181735), (545, 3709041), (717, 2819285), (739, 2735355), (763, 2649315), (1195, 1691571), (1635, 1236347), (1673, 1208265), (2217, 911785), (2289, 883105), (3585, 563857), (3695, 547071), (3815, 529863), (5019, 402755), (5173, 390765), (8365, 241653), (11085, 182357), (11445, 176621), (15519, 130255), (25095, 80551), (25865, 78153), (26051, 77595)]