21650882

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 36578304

約数和(自身を除く): 14927422

約数列:

[1, 2, 11, 22, 71, 83, 142, 166, 167, 334, 781, 913, 1562, 1826, 1837, 3674, 5893, 11786, 11857, 13861, 23714, 27722, 64823, 129646, 130427, 152471, 260854, 304942, 984131, 1968262, 10825441, 21650882]

約数ペア:

[(1, 21650882), (2, 10825441), (11, 1968262), (22, 984131), (71, 304942), (83, 260854), (142, 152471), (166, 130427), (167, 129646), (334, 64823), (781, 27722), (913, 23714), (1562, 13861), (1826, 11857), (1837, 11786), (3674, 5893)]