20214657821

素因数分解:

${\mathrm{19}}^1\times {\mathrm{59}}^2\times {\mathrm{305639}}^1$

素因数の和:305776

約数の個数: 12

約数和(自身を含む): 21645424800

約数和(自身を除く): 1430766979

約数列:

[1, 19, 59, 1121, 3481, 66139, 305639, 5807141, 18032701, 342621319, 1063929359, 20214657821]

約数ペア:

[(1, 20214657821), (19, 1063929359), (59, 342621319), (1121, 18032701), (3481, 5807141), (66139, 305639)]