21071726

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{211}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 35900928

約数和(自身を除く): 14829202

約数列:

[1, 2, 13, 23, 26, 46, 167, 211, 299, 334, 422, 598, 2171, 2743, 3841, 4342, 4853, 5486, 7682, 9706, 35237, 49933, 63089, 70474, 99866, 126178, 458081, 810451, 916162, 1620902, 10535863, 21071726]

約数ペア:

[(1, 21071726), (2, 10535863), (13, 1620902), (23, 916162), (26, 810451), (46, 458081), (167, 126178), (211, 99866), (299, 70474), (334, 63089), (422, 49933), (598, 35237), (2171, 9706), (2743, 7682), (3841, 5486), (4342, 4853)]