21454038

素因数分解:

$2^1\times 3^3\times {\mathrm{397297}}^1$

素因数の和:397308

約数の個数: 16

約数和(自身を含む): 47675760

約数和(自身を除く): 26221722

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 397297, 794594, 1191891, 2383782, 3575673, 7151346, 10727019, 21454038]

約数ペア:

[(1, 21454038), (2, 10727019), (3, 7151346), (6, 3575673), (9, 2383782), (18, 1191891), (27, 794594), (54, 397297)]