21070302

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2437}}^1$

素因数の和:2584

約数の個数: 32

約数和(自身を含む): 46341504

約数和(自身を除く): 25271202

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 131, 262, 393, 786, 1441, 2437, 2882, 4323, 4874, 7311, 8646, 14622, 26807, 53614, 80421, 160842, 319247, 638494, 957741, 1915482, 3511717, 7023434, 10535151, 21070302]

約数ペア:

[(1, 21070302), (2, 10535151), (3, 7023434), (6, 3511717), (11, 1915482), (22, 957741), (33, 638494), (66, 319247), (131, 160842), (262, 80421), (393, 53614), (786, 26807), (1441, 14622), (2437, 8646), (2882, 7311), (4323, 4874)]