421473969

素因数分解:

$3^3\times 7^1\times {\mathrm{2230021}}^1$

素因数の和:2230037

約数の個数: 16

約数和(自身を含む): 713607040

約数和(自身を除く): 292133071

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 2230021, 6690063, 15610147, 20070189, 46830441, 60210567, 140491323, 421473969]

約数ペア:

[(1, 421473969), (3, 140491323), (7, 60210567), (9, 46830441), (21, 20070189), (27, 15610147), (63, 6690063), (189, 2230021)]