21267004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25439}}^1$

素因数の和:25473

約数の個数: 24

約数和(自身を含む): 42739200

約数和(自身を除く): 21472196

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 25439, 50878, 101756, 279829, 483341, 559658, 966682, 1119316, 1933364, 5316751, 10633502, 21267004]

約数ペア:

[(1, 21267004), (2, 10633502), (4, 5316751), (11, 1933364), (19, 1119316), (22, 966682), (38, 559658), (44, 483341), (76, 279829), (209, 101756), (418, 50878), (836, 25439)]