21434085

素因数分解:

$3^3\times 5^1\times {\mathrm{158771}}^1$

素因数の和:158785

約数の個数: 16

約数和(自身を含む): 38105280

約数和(自身を除く): 16671195

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 158771, 476313, 793855, 1428939, 2381565, 4286817, 7144695, 21434085]

約数ペア:

[(1, 21434085), (3, 7144695), (5, 4286817), (9, 2381565), (15, 1428939), (27, 793855), (45, 476313), (135, 158771)]