21494613

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{60209}}^1$

素因数の和:60236

約数の個数: 16

約数和(自身を含む): 34680960

約数和(自身を除く): 13186347

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 60209, 180627, 421463, 1023553, 1264389, 3070659, 7164871, 21494613]

約数ペア:

[(1, 21494613), (3, 7164871), (7, 3070659), (17, 1264389), (21, 1023553), (51, 421463), (119, 180627), (357, 60209)]