21534498

素因数分解:

$2^1\times 3^4\times {\mathrm{132929}}^1$

素因数の和:132943

約数の個数: 20

約数和(自身を含む): 48253590

約数和(自身を除く): 26719092

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 132929, 265858, 398787, 797574, 1196361, 2392722, 3589083, 7178166, 10767249, 21534498]

約数ペア:

[(1, 21534498), (2, 10767249), (3, 7178166), (6, 3589083), (9, 2392722), (18, 1196361), (27, 797574), (54, 398787), (81, 265858), (162, 132929)]