21821207886

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{641}}^1\times {\mathrm{14437}}^1$

素因数の和:15217

約数の個数: 48

約数和(自身を含む): 47717821008

約数和(自身を除く): 25896613122

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 641, 786, 1179, 1282, 1923, 2358, 3846, 5769, 11538, 14437, 28874, 43311, 83971, 86622, 129933, 167942, 251913, 259866, 503826, 755739, 1511478, 1891247, 3782494, 5673741, 9254117, 11347482, 17021223, 18508234, 27762351, 34042446, 55524702, 83287053, 166574106, 1212289327, 2424578654, 3636867981, 7273735962, 10910603943, 21821207886]

約数ペア:

[(1, 21821207886), (2, 10910603943), (3, 7273735962), (6, 3636867981), (9, 2424578654), (18, 1212289327), (131, 166574106), (262, 83287053), (393, 55524702), (641, 34042446), (786, 27762351), (1179, 18508234), (1282, 17021223), (1923, 11347482), (2358, 9254117), (3846, 5673741), (5769, 3782494), (11538, 1891247), (14437, 1511478), (28874, 755739), (43311, 503826), (83971, 259866), (86622, 251913), (129933, 167942)]