21572484

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 51928128

約数和(自身を除く): 30355644

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 107, 159, 212, 214, 317, 318, 321, 428, 634, 636, 642, 951, 1268, 1284, 1902, 3804, 5671, 11342, 16801, 17013, 22684, 33602, 33919, 34026, 50403, 67204, 67838, 68052, 100806, 101757, 135676, 201612, 203514, 407028, 1797707, 3595414, 5393121, 7190828, 10786242, 21572484]

約数ペア:

[(1, 21572484), (2, 10786242), (3, 7190828), (4, 5393121), (6, 3595414), (12, 1797707), (53, 407028), (106, 203514), (107, 201612), (159, 135676), (212, 101757), (214, 100806), (317, 68052), (318, 67838), (321, 67204), (428, 50403), (634, 34026), (636, 33919), (642, 33602), (951, 22684), (1268, 17013), (1284, 16801), (1902, 11342), (3804, 5671)]