21713412

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3541}}^1$

素因数の和:3628

約数の個数: 48

約数和(自身を含む): 58712192

約数和(自身を除く): 36998780

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 73, 84, 146, 219, 292, 438, 511, 876, 1022, 1533, 2044, 3066, 3541, 6132, 7082, 10623, 14164, 21246, 24787, 42492, 49574, 74361, 99148, 148722, 258493, 297444, 516986, 775479, 1033972, 1550958, 1809451, 3101916, 3618902, 5428353, 7237804, 10856706, 21713412]

約数ペア:

[(1, 21713412), (2, 10856706), (3, 7237804), (4, 5428353), (6, 3618902), (7, 3101916), (12, 1809451), (14, 1550958), (21, 1033972), (28, 775479), (42, 516986), (73, 297444), (84, 258493), (146, 148722), (219, 99148), (292, 74361), (438, 49574), (511, 42492), (876, 24787), (1022, 21246), (1533, 14164), (2044, 10623), (3066, 7082), (3541, 6132)]