21608268

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{523}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 55284096

約数和(自身を除く): 33675828

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 313, 523, 626, 939, 1046, 1252, 1569, 1878, 2092, 3138, 3443, 3756, 5753, 6276, 6886, 10329, 11506, 13772, 17259, 20658, 23012, 34518, 41316, 69036, 163699, 327398, 491097, 654796, 982194, 1800689, 1964388, 3601378, 5402067, 7202756, 10804134, 21608268]

約数ペア:

[(1, 21608268), (2, 10804134), (3, 7202756), (4, 5402067), (6, 3601378), (11, 1964388), (12, 1800689), (22, 982194), (33, 654796), (44, 491097), (66, 327398), (132, 163699), (313, 69036), (523, 41316), (626, 34518), (939, 23012), (1046, 20658), (1252, 17259), (1569, 13772), (1878, 11506), (2092, 10329), (3138, 6886), (3443, 6276), (3756, 5753)]