21142648

素因数分解:

$2^3\times {\mathrm{457}}^1\times {\mathrm{5783}}^1$

素因数の和:6246

約数の個数: 16

約数和(自身を含む): 39736080

約数和(自身を除く): 18593432

約数列:

[1, 2, 4, 8, 457, 914, 1828, 3656, 5783, 11566, 23132, 46264, 2642831, 5285662, 10571324, 21142648]

約数ペア:

[(1, 21142648), (2, 10571324), (4, 5285662), (8, 2642831), (457, 46264), (914, 23132), (1828, 11566), (3656, 5783)]