21496722

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{275599}}^1$

素因数の和:275617

約数の個数: 16

約数和(自身を含む): 46300800

約数和(自身を除く): 24804078

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 275599, 551198, 826797, 1653594, 3582787, 7165574, 10748361, 21496722]

約数ペア:

[(1, 21496722), (2, 10748361), (3, 7165574), (6, 3582787), (13, 1653594), (26, 826797), (39, 551198), (78, 275599)]