21572100063

素因数分解:

$3^4\times {\mathrm{4783}}^1\times {\mathrm{55681}}^1$

素因数の和:60476

約数の個数: 20

約数和(自身を含む): 32232305248

約数和(自身を除く): 10660205185

約数列:

[1, 3, 9, 27, 81, 4783, 14349, 43047, 55681, 129141, 167043, 387423, 501129, 1503387, 4510161, 266322223, 798966669, 2396900007, 7190700021, 21572100063]

約数ペア:

[(1, 21572100063), (3, 7190700021), (9, 2396900007), (27, 798966669), (81, 266322223), (4783, 4510161), (14349, 1503387), (43047, 501129), (55681, 387423), (129141, 167043)]