21724657

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{653}}^1$

素因数の和:792

約数の個数: 16

約数和(自身を含む): 24485760

約数和(自身を除く): 2761103

約数列:

[1, 17, 19, 103, 323, 653, 1751, 1957, 11101, 12407, 33269, 67259, 210919, 1143403, 1277921, 21724657]

約数ペア:

[(1, 21724657), (17, 1277921), (19, 1143403), (103, 210919), (323, 67259), (653, 33269), (1751, 12407), (1957, 11101)]