2100691215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{6668861}}^1$

素因数の和:6668879

約数の個数: 24

約数和(自身を含む): 4161369888

約数和(自身を除く): 2060678673

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 6668861, 20006583, 33344305, 46682027, 60019749, 100032915, 140046081, 233410135, 300098745, 420138243, 700230405, 2100691215]

約数ペア:

[(1, 2100691215), (3, 700230405), (5, 420138243), (7, 300098745), (9, 233410135), (15, 140046081), (21, 100032915), (35, 60019749), (45, 46682027), (63, 33344305), (105, 20006583), (315, 6668861)]