21671144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2767}}^1$

素因数の和:2873

約数の個数: 32

約数和(自身を含む): 44841600

約数和(自身を除く): 23170456

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 178, 356, 712, 979, 1958, 2767, 3916, 5534, 7832, 11068, 22136, 30437, 60874, 121748, 243496, 246263, 492526, 985052, 1970104, 2708893, 5417786, 10835572, 21671144]

約数ペア:

[(1, 21671144), (2, 10835572), (4, 5417786), (8, 2708893), (11, 1970104), (22, 985052), (44, 492526), (88, 246263), (89, 243496), (178, 121748), (356, 60874), (712, 30437), (979, 22136), (1958, 11068), (2767, 7832), (3916, 5534)]