21099687063

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{77288231}}^1$

素因数の和:77288254

約数の個数: 16

約数和(自身を含む): 34625127936

約数和(自身を除く): 13525440873

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 77288231, 231864693, 541017617, 1004747003, 1623052851, 3014241009, 7033229021, 21099687063]

約数ペア:

[(1, 21099687063), (3, 7033229021), (7, 3014241009), (13, 1623052851), (21, 1004747003), (39, 541017617), (91, 231864693), (273, 77288231)]