21920162

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{32141}}^1$

素因数の和:32185

約数の個数: 16

約数和(自身を含む): 37027584

約数和(自身を除く): 15107422

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 32141, 64282, 353551, 707102, 996371, 1992742, 10960081, 21920162]

約数ペア:

[(1, 21920162), (2, 10960081), (11, 1992742), (22, 996371), (31, 707102), (62, 353551), (341, 64282), (682, 32141)]