21953536

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{1949}}^1$

素因数の和:1980

約数の個数: 44

約数和(自身を含む): 47899800

約数和(自身を除く): 25946264

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1024, 1408, 1949, 2816, 3898, 5632, 7796, 11264, 15592, 21439, 31184, 42878, 62368, 85756, 124736, 171512, 249472, 343024, 498944, 686048, 997888, 1372096, 1995776, 2744192, 5488384, 10976768, 21953536]

約数ペア:

[(1, 21953536), (2, 10976768), (4, 5488384), (8, 2744192), (11, 1995776), (16, 1372096), (22, 997888), (32, 686048), (44, 498944), (64, 343024), (88, 249472), (128, 171512), (176, 124736), (256, 85756), (352, 62368), (512, 42878), (704, 31184), (1024, 21439), (1408, 15592), (1949, 11264), (2816, 7796), (3898, 5632)]