2021855121

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{14153}}^1$

素因数の和:14223

約数の個数: 64

約数和(自身を含む): 3614365440

約数和(自身を除く): 1592510319

約数列:

[1, 3, 9, 11, 13, 27, 33, 37, 39, 99, 111, 117, 143, 297, 333, 351, 407, 429, 481, 999, 1221, 1287, 1443, 3663, 3861, 4329, 5291, 10989, 12987, 14153, 15873, 42459, 47619, 127377, 142857, 155683, 183989, 382131, 467049, 523661, 551967, 1401147, 1570983, 1655901, 2023879, 4203441, 4712949, 4967703, 5760271, 6071637, 6807593, 14138847, 17280813, 18214911, 20422779, 51842439, 54644733, 61268337, 74883523, 155527317, 183805011, 224650569, 673951707, 2021855121]

約数ペア:

[(1, 2021855121), (3, 673951707), (9, 224650569), (11, 183805011), (13, 155527317), (27, 74883523), (33, 61268337), (37, 54644733), (39, 51842439), (99, 20422779), (111, 18214911), (117, 17280813), (143, 14138847), (297, 6807593), (333, 6071637), (351, 5760271), (407, 4967703), (429, 4712949), (481, 4203441), (999, 2023879), (1221, 1655901), (1287, 1570983), (1443, 1401147), (3663, 551967), (3861, 523661), (4329, 467049), (5291, 382131), (10989, 183989), (12987, 155683), (14153, 142857), (15873, 127377), (42459, 47619)]