21784576

素因数分解:

$2^{11}\times {\mathrm{11}}^1\times {\mathrm{967}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 47567520

約数和(自身を除く): 25782944

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 967, 1024, 1408, 1934, 2048, 2816, 3868, 5632, 7736, 10637, 11264, 15472, 21274, 22528, 30944, 42548, 61888, 85096, 123776, 170192, 247552, 340384, 495104, 680768, 990208, 1361536, 1980416, 2723072, 5446144, 10892288, 21784576]

約数ペア:

[(1, 21784576), (2, 10892288), (4, 5446144), (8, 2723072), (11, 1980416), (16, 1361536), (22, 990208), (32, 680768), (44, 495104), (64, 340384), (88, 247552), (128, 170192), (176, 123776), (256, 85096), (352, 61888), (512, 42548), (704, 30944), (967, 22528), (1024, 21274), (1408, 15472), (1934, 11264), (2048, 10637), (2816, 7736), (3868, 5632)]