21200346

素因数分解:

$2^1\times 3^3\times {\mathrm{392599}}^1$

素因数の和:392610

約数の個数: 16

約数和(自身を含む): 47112000

約数和(自身を除く): 25911654

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 392599, 785198, 1177797, 2355594, 3533391, 7066782, 10600173, 21200346]

約数ペア:

[(1, 21200346), (2, 10600173), (3, 7066782), (6, 3533391), (9, 2355594), (18, 1177797), (27, 785198), (54, 392599)]