21775204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21517}}^1$

素因数の和:21555

約数の個数: 24

約数和(自身を含む): 43380288

約数和(自身を除く): 21605084

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 21517, 43034, 86068, 236687, 473374, 494891, 946748, 989782, 1979564, 5443801, 10887602, 21775204]

約数ペア:

[(1, 21775204), (2, 10887602), (4, 5443801), (11, 1979564), (22, 989782), (23, 946748), (44, 494891), (46, 473374), (92, 236687), (253, 86068), (506, 43034), (1012, 21517)]