21022826

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{2383}}^1$

素因数の和:2797

約数の個数: 16

約数和(自身を含む): 34501248

約数和(自身を除く): 13478422

約数列:

[1, 2, 11, 22, 401, 802, 2383, 4411, 4766, 8822, 26213, 52426, 955583, 1911166, 10511413, 21022826]

約数ペア:

[(1, 21022826), (2, 10511413), (11, 1911166), (22, 955583), (401, 52426), (802, 26213), (2383, 8822), (4411, 4766)]