21062649

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:584

約数の個数: 16

約数和(自身を含む): 28531008

約数和(自身を除く): 7468359

約数列:

[1, 3, 157, 197, 227, 471, 591, 681, 30929, 35639, 44719, 92787, 106917, 134157, 7020883, 21062649]

約数ペア:

[(1, 21062649), (3, 7020883), (157, 134157), (197, 106917), (227, 92787), (471, 44719), (591, 35639), (681, 30929)]