21119802

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4507}}^1$

素因数の和:4594

約数の個数: 32

約数和(自身を含む): 46738944

約数和(自身を除く): 25619142

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1562, 2343, 4507, 4686, 9014, 13521, 27042, 49577, 99154, 148731, 297462, 319997, 639994, 959991, 1919982, 3519967, 7039934, 10559901, 21119802]

約数ペア:

[(1, 21119802), (2, 10559901), (3, 7039934), (6, 3519967), (11, 1919982), (22, 959991), (33, 639994), (66, 319997), (71, 297462), (142, 148731), (213, 99154), (426, 49577), (781, 27042), (1562, 13521), (2343, 9014), (4507, 4686)]