21219776

素因数分解:

$2^6\times {\mathrm{233}}^1\times {\mathrm{1423}}^1$

素因数の和:1668

約数の個数: 28

約数和(自身を含む): 42318432

約数和(自身を除く): 21098656

約数列:

[1, 2, 4, 8, 16, 32, 64, 233, 466, 932, 1423, 1864, 2846, 3728, 5692, 7456, 11384, 14912, 22768, 45536, 91072, 331559, 663118, 1326236, 2652472, 5304944, 10609888, 21219776]

約数ペア:

[(1, 21219776), (2, 10609888), (4, 5304944), (8, 2652472), (16, 1326236), (32, 663118), (64, 331559), (233, 91072), (466, 45536), (932, 22768), (1423, 14912), (1864, 11384), (2846, 7456), (3728, 5692)]