21079175054

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{49871}}^1$

素因数の和:50133

約数の個数: 48

約数和(自身を含む): 38888190720

約数和(自身を除く): 17809015666

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 227, 266, 454, 931, 1589, 1862, 3178, 4313, 8626, 11123, 22246, 30191, 49871, 60382, 99742, 211337, 349097, 422674, 698194, 947549, 1895098, 2443679, 4887358, 6632843, 11320717, 13265686, 22641434, 46429901, 79245019, 92859802, 158490038, 215093623, 430187246, 554715133, 1109430266, 1505655361, 3011310722, 10539587527, 21079175054]

約数ペア:

[(1, 21079175054), (2, 10539587527), (7, 3011310722), (14, 1505655361), (19, 1109430266), (38, 554715133), (49, 430187246), (98, 215093623), (133, 158490038), (227, 92859802), (266, 79245019), (454, 46429901), (931, 22641434), (1589, 13265686), (1862, 11320717), (3178, 6632843), (4313, 4887358), (8626, 2443679), (11123, 1895098), (22246, 947549), (30191, 698194), (49871, 422674), (60382, 349097), (99742, 211337)]