21828864

素因数分解:

$2^8\times 3^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:723

約数の個数: 72

約数和(自身を含む): 59537632

約数和(自身を除く): 37708768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 256, 258, 344, 384, 516, 661, 688, 768, 1032, 1322, 1376, 1983, 2064, 2644, 2752, 3966, 4128, 5288, 5504, 7932, 8256, 10576, 11008, 15864, 16512, 21152, 28423, 31728, 33024, 42304, 56846, 63456, 84608, 85269, 113692, 126912, 169216, 170538, 227384, 253824, 341076, 454768, 507648, 682152, 909536, 1364304, 1819072, 2728608, 3638144, 5457216, 7276288, 10914432, 21828864]

約数ペア:

[(1, 21828864), (2, 10914432), (3, 7276288), (4, 5457216), (6, 3638144), (8, 2728608), (12, 1819072), (16, 1364304), (24, 909536), (32, 682152), (43, 507648), (48, 454768), (64, 341076), (86, 253824), (96, 227384), (128, 170538), (129, 169216), (172, 126912), (192, 113692), (256, 85269), (258, 84608), (344, 63456), (384, 56846), (516, 42304), (661, 33024), (688, 31728), (768, 28423), (1032, 21152), (1322, 16512), (1376, 15864), (1983, 11008), (2064, 10576), (2644, 8256), (2752, 7932), (3966, 5504), (4128, 5288)]