21497472

素因数分解:

$2^7\times 3^2\times {\mathrm{18661}}^1$

素因数の和:18681

約数の個数: 48

約数和(自身を含む): 61864530

約数和(自身を除く): 40367058

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 18661, 37322, 55983, 74644, 111966, 149288, 167949, 223932, 298576, 335898, 447864, 597152, 671796, 895728, 1194304, 1343592, 1791456, 2388608, 2687184, 3582912, 5374368, 7165824, 10748736, 21497472]

約数ペア:

[(1, 21497472), (2, 10748736), (3, 7165824), (4, 5374368), (6, 3582912), (8, 2687184), (9, 2388608), (12, 1791456), (16, 1343592), (18, 1194304), (24, 895728), (32, 671796), (36, 597152), (48, 447864), (64, 335898), (72, 298576), (96, 223932), (128, 167949), (144, 149288), (192, 111966), (288, 74644), (384, 55983), (576, 37322), (1152, 18661)]