20963703

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{6967}}^1$

素因数の和:7046

約数の個数: 16

約数和(自身を含む): 30101760

約数和(自身を除く): 9138057

約数列:

[1, 3, 17, 51, 59, 177, 1003, 3009, 6967, 20901, 118439, 355317, 411053, 1233159, 6987901, 20963703]

約数ペア:

[(1, 20963703), (3, 6987901), (17, 1233159), (51, 411053), (59, 355317), (177, 118439), (1003, 20901), (3009, 6967)]