21773060

素因数分解:

$2^2\times 5^1\times {\mathrm{701}}^1\times {\mathrm{1553}}^1$

素因数の和:2263

約数の個数: 24

約数和(自身を含む): 45818136

約数和(自身を除く): 24045076

約数列:

[1, 2, 4, 5, 10, 20, 701, 1402, 1553, 2804, 3106, 3505, 6212, 7010, 7765, 14020, 15530, 31060, 1088653, 2177306, 4354612, 5443265, 10886530, 21773060]

約数ペア:

[(1, 21773060), (2, 10886530), (4, 5443265), (5, 4354612), (10, 2177306), (20, 1088653), (701, 31060), (1402, 15530), (1553, 14020), (2804, 7765), (3106, 7010), (3505, 6212)]