21446524

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:706

約数の個数: 36

約数和(自身を含む): 41887552

約数和(自身を除く): 20441028

約数列:

[1, 2, 4, 11, 22, 44, 73, 121, 146, 242, 292, 484, 607, 803, 1214, 1606, 2428, 3212, 6677, 8833, 13354, 17666, 26708, 35332, 44311, 73447, 88622, 146894, 177244, 293788, 487421, 974842, 1949684, 5361631, 10723262, 21446524]

約数ペア:

[(1, 21446524), (2, 10723262), (4, 5361631), (11, 1949684), (22, 974842), (44, 487421), (73, 293788), (121, 177244), (146, 146894), (242, 88622), (292, 73447), (484, 44311), (607, 35332), (803, 26708), (1214, 17666), (1606, 13354), (2428, 8833), (3212, 6677)]