21889076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{497479}}^1$

素因数の和:497494

約数の個数: 12

約数和(自身を含む): 41788320

約数和(自身を除く): 19899244

約数列:

[1, 2, 4, 11, 22, 44, 497479, 994958, 1989916, 5472269, 10944538, 21889076]

約数ペア:

[(1, 21889076), (2, 10944538), (4, 5472269), (11, 1989916), (22, 994958), (44, 497479)]