21580494819

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{5076569}}^1$

素因数の和:5076694

約数の個数: 16

約数和(自身を含む): 31271671200

約数和(自身を除く): 9691176381

約数列:

[1, 3, 13, 39, 109, 327, 1417, 4251, 5076569, 15229707, 65995397, 197986191, 553346021, 1660038063, 7193498273, 21580494819]

約数ペア:

[(1, 21580494819), (3, 7193498273), (13, 1660038063), (39, 553346021), (109, 197986191), (327, 65995397), (1417, 15229707), (4251, 5076569)]