13921821

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{16633}}^1$

素因数の和:16673

約数の個数: 16

約数和(自身を含む): 21291520

約数和(自身を除く): 7369699

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 16633, 49899, 149697, 449091, 515623, 1546869, 4640607, 13921821]

約数ペア:

[(1, 13921821), (3, 4640607), (9, 1546869), (27, 515623), (31, 449091), (93, 149697), (279, 49899), (837, 16633)]