21236475400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{59023}}^1$

素因数の和:59303

約数の個数: 96

約数和(自身を含む): 56648874240

約数和(自身を除く): 35412398840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 257, 280, 350, 514, 700, 1028, 1285, 1400, 1799, 2056, 2570, 3598, 5140, 6425, 7196, 8995, 10280, 12850, 14392, 17990, 25700, 35980, 44975, 51400, 59023, 71960, 89950, 118046, 179900, 236092, 295115, 359800, 413161, 472184, 590230, 826322, 1180460, 1475575, 1652644, 2065805, 2360920, 2951150, 3305288, 4131610, 5902300, 8263220, 10329025, 11804600, 15168911, 16526440, 20658050, 30337822, 41316100, 60675644, 75844555, 82632200, 106182377, 121351288, 151689110, 212364754, 303378220, 379222775, 424729508, 530911885, 606756440, 758445550, 849459016, 1061823770, 1516891100, 2123647540, 2654559425, 3033782200, 4247295080, 5309118850, 10618237700, 21236475400]

約数ペア:

[(1, 21236475400), (2, 10618237700), (4, 5309118850), (5, 4247295080), (7, 3033782200), (8, 2654559425), (10, 2123647540), (14, 1516891100), (20, 1061823770), (25, 849459016), (28, 758445550), (35, 606756440), (40, 530911885), (50, 424729508), (56, 379222775), (70, 303378220), (100, 212364754), (140, 151689110), (175, 121351288), (200, 106182377), (257, 82632200), (280, 75844555), (350, 60675644), (514, 41316100), (700, 30337822), (1028, 20658050), (1285, 16526440), (1400, 15168911), (1799, 11804600), (2056, 10329025), (2570, 8263220), (3598, 5902300), (5140, 4131610), (6425, 3305288), (7196, 2951150), (8995, 2360920), (10280, 2065805), (12850, 1652644), (14392, 1475575), (17990, 1180460), (25700, 826322), (35980, 590230), (44975, 472184), (51400, 413161), (59023, 359800), (71960, 295115), (89950, 236092), (118046, 179900)]