21802052

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{911}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 39631872

約数和(自身を除く): 17829820

約数列:

[1, 2, 4, 31, 62, 124, 193, 386, 772, 911, 1822, 3644, 5983, 11966, 23932, 28241, 56482, 112964, 175823, 351646, 703292, 5450513, 10901026, 21802052]

約数ペア:

[(1, 21802052), (2, 10901026), (4, 5450513), (31, 703292), (62, 351646), (124, 175823), (193, 112964), (386, 56482), (772, 28241), (911, 23932), (1822, 11966), (3644, 5983)]