21472892

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{33343}}^1$

素因数の和:33377

約数の個数: 24

約数和(自身を含む): 44814336

約数和(自身を除く): 23341444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 33343, 66686, 133372, 233401, 466802, 766889, 933604, 1533778, 3067556, 5368223, 10736446, 21472892]

約数ペア:

[(1, 21472892), (2, 10736446), (4, 5368223), (7, 3067556), (14, 1533778), (23, 933604), (28, 766889), (46, 466802), (92, 233401), (161, 133372), (322, 66686), (644, 33343)]