21920932

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21661}}^1$

素因数の和:21699

約数の個数: 24

約数和(自身を含む): 43670592

約数和(自身を除く): 21749660

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 21661, 43322, 86644, 238271, 476542, 498203, 953084, 996406, 1992812, 5480233, 10960466, 21920932]

約数ペア:

[(1, 21920932), (2, 10960466), (4, 5480233), (11, 1992812), (22, 996406), (23, 953084), (44, 498203), (46, 476542), (92, 238271), (253, 86644), (506, 43322), (1012, 21661)]