21041336

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{523}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 40746240

約数和(自身を除く): 19704904

約数列:

[1, 2, 4, 8, 47, 94, 107, 188, 214, 376, 428, 523, 856, 1046, 2092, 4184, 5029, 10058, 20116, 24581, 40232, 49162, 55961, 98324, 111922, 196648, 223844, 447688, 2630167, 5260334, 10520668, 21041336]

約数ペア:

[(1, 21041336), (2, 10520668), (4, 5260334), (8, 2630167), (47, 447688), (94, 223844), (107, 196648), (188, 111922), (214, 98324), (376, 55961), (428, 49162), (523, 40232), (856, 24581), (1046, 20116), (2092, 10058), (4184, 5029)]