21449286

素因数分解:

$2^1\times 3^4\times {\mathrm{132403}}^1$

素因数の和:132417

約数の個数: 20

約数和(自身を含む): 48062652

約数和(自身を除く): 26613366

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 132403, 264806, 397209, 794418, 1191627, 2383254, 3574881, 7149762, 10724643, 21449286]

約数ペア:

[(1, 21449286), (2, 10724643), (3, 7149762), (6, 3574881), (9, 2383254), (18, 1191627), (27, 794418), (54, 397209), (81, 264806), (162, 132403)]