21549207745

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{709}}^1\times {\mathrm{35969}}^1$

素因数の和:36709

約数の個数: 24

約数和(自身を含む): 28041492600

約数和(自身を除く): 6492284855

約数列:

[1, 5, 13, 65, 169, 709, 845, 3545, 9217, 35969, 46085, 119821, 179845, 467597, 599105, 2337985, 6078761, 25502021, 30393805, 127510105, 331526273, 1657631365, 4309841549, 21549207745]

約数ペア:

[(1, 21549207745), (5, 4309841549), (13, 1657631365), (65, 331526273), (169, 127510105), (709, 30393805), (845, 25502021), (3545, 6078761), (9217, 2337985), (35969, 599105), (46085, 467597), (119821, 179845)]