21082626

素因数分解:

$2^1\times 3^3\times {\mathrm{390419}}^1$

素因数の和:390430

約数の個数: 16

約数和(自身を含む): 46850400

約数和(自身を除く): 25767774

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 390419, 780838, 1171257, 2342514, 3513771, 7027542, 10541313, 21082626]

約数ペア:

[(1, 21082626), (2, 10541313), (3, 7027542), (6, 3513771), (9, 2342514), (18, 1171257), (27, 780838), (54, 390419)]