21643782

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2\times {\mathrm{71}}^1$

素因数の和:193

約数の個数: 48

約数和(自身を含む): 46801152

約数和(自身を除く): 25157370

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 71, 94, 138, 141, 142, 213, 282, 426, 1081, 1633, 2162, 2209, 3243, 3266, 3337, 4418, 4899, 6486, 6627, 6674, 9798, 10011, 13254, 20022, 50807, 76751, 101614, 152421, 153502, 156839, 230253, 304842, 313678, 460506, 470517, 941034, 3607297, 7214594, 10821891, 21643782]

約数ペア:

[(1, 21643782), (2, 10821891), (3, 7214594), (6, 3607297), (23, 941034), (46, 470517), (47, 460506), (69, 313678), (71, 304842), (94, 230253), (138, 156839), (141, 153502), (142, 152421), (213, 101614), (282, 76751), (426, 50807), (1081, 20022), (1633, 13254), (2162, 10011), (2209, 9798), (3243, 6674), (3266, 6627), (3337, 6486), (4418, 4899)]