21969216

素因数分解:

$2^6\times 3^2\times {\mathrm{43}}^1\times {\mathrm{887}}^1$

素因数の和:948

約数の個数: 84

約数和(自身を含む): 64507872

約数和(自身を除く): 42538656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 64, 72, 86, 96, 129, 144, 172, 192, 258, 288, 344, 387, 516, 576, 688, 774, 887, 1032, 1376, 1548, 1774, 2064, 2661, 2752, 3096, 3548, 4128, 5322, 6192, 7096, 7983, 8256, 10644, 12384, 14192, 15966, 21288, 24768, 28384, 31932, 38141, 42576, 56768, 63864, 76282, 85152, 114423, 127728, 152564, 170304, 228846, 255456, 305128, 343269, 457692, 510912, 610256, 686538, 915384, 1220512, 1373076, 1830768, 2441024, 2746152, 3661536, 5492304, 7323072, 10984608, 21969216]

約数ペア:

[(1, 21969216), (2, 10984608), (3, 7323072), (4, 5492304), (6, 3661536), (8, 2746152), (9, 2441024), (12, 1830768), (16, 1373076), (18, 1220512), (24, 915384), (32, 686538), (36, 610256), (43, 510912), (48, 457692), (64, 343269), (72, 305128), (86, 255456), (96, 228846), (129, 170304), (144, 152564), (172, 127728), (192, 114423), (258, 85152), (288, 76282), (344, 63864), (387, 56768), (516, 42576), (576, 38141), (688, 31932), (774, 28384), (887, 24768), (1032, 21288), (1376, 15966), (1548, 14192), (1774, 12384), (2064, 10644), (2661, 8256), (2752, 7983), (3096, 7096), (3548, 6192), (4128, 5322)]