21710514

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{4831}}^1$

素因数の和:4950

約数の個数: 32

約数和(自身を含む): 50098176

約数和(自身を除く): 28387662

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 107, 214, 321, 642, 749, 1498, 2247, 4494, 4831, 9662, 14493, 28986, 33817, 67634, 101451, 202902, 516917, 1033834, 1550751, 3101502, 3618419, 7236838, 10855257, 21710514]

約数ペア:

[(1, 21710514), (2, 10855257), (3, 7236838), (6, 3618419), (7, 3101502), (14, 1550751), (21, 1033834), (42, 516917), (107, 202902), (214, 101451), (321, 67634), (642, 33817), (749, 28986), (1498, 14493), (2247, 9662), (4494, 4831)]