21676488

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{367}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 57231360

約数和(自身を除く): 35554872

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 107, 138, 184, 214, 276, 321, 367, 428, 552, 642, 734, 856, 1101, 1284, 1468, 2202, 2461, 2568, 2936, 4404, 4922, 7383, 8441, 8808, 9844, 14766, 16882, 19688, 25323, 29532, 33764, 39269, 50646, 59064, 67528, 78538, 101292, 117807, 157076, 202584, 235614, 314152, 471228, 903187, 942456, 1806374, 2709561, 3612748, 5419122, 7225496, 10838244, 21676488]

約数ペア:

[(1, 21676488), (2, 10838244), (3, 7225496), (4, 5419122), (6, 3612748), (8, 2709561), (12, 1806374), (23, 942456), (24, 903187), (46, 471228), (69, 314152), (92, 235614), (107, 202584), (138, 157076), (184, 117807), (214, 101292), (276, 78538), (321, 67528), (367, 59064), (428, 50646), (552, 39269), (642, 33764), (734, 29532), (856, 25323), (1101, 19688), (1284, 16882), (1468, 14766), (2202, 9844), (2461, 8808), (2568, 8441), (2936, 7383), (4404, 4922)]