21458368

素因数分解:

$2^6\times {\mathrm{233}}^1\times {\mathrm{1439}}^1$

素因数の和:1684

約数の個数: 28

約数和(自身を含む): 42793920

約数和(自身を除く): 21335552

約数列:

[1, 2, 4, 8, 16, 32, 64, 233, 466, 932, 1439, 1864, 2878, 3728, 5756, 7456, 11512, 14912, 23024, 46048, 92096, 335287, 670574, 1341148, 2682296, 5364592, 10729184, 21458368]

約数ペア:

[(1, 21458368), (2, 10729184), (4, 5364592), (8, 2682296), (16, 1341148), (32, 670574), (64, 335287), (233, 92096), (466, 46048), (932, 23024), (1439, 14912), (1864, 11512), (2878, 7456), (3728, 5756)]