21637979

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{5449}}^1$

素因数の和:5498

約数の個数: 12

約数和(自身を含む): 24917400

約数和(自身を除く): 3279421

約数列:

[1, 11, 19, 209, 361, 3971, 5449, 59939, 103531, 1138841, 1967089, 21637979]

約数ペア:

[(1, 21637979), (11, 1967089), (19, 1138841), (209, 103531), (361, 59939), (3971, 5449)]