20723493

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{58049}}^1$

素因数の和:58076

約数の個数: 16

約数和(自身を含む): 33436800

約数和(自身を除く): 12713307

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 58049, 174147, 406343, 986833, 1219029, 2960499, 6907831, 20723493]

約数ペア:

[(1, 20723493), (3, 6907831), (7, 2960499), (17, 1219029), (21, 986833), (51, 406343), (119, 174147), (357, 58049)]