21314425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{433}}^1$

素因数の和:633

約数の個数: 24

約数和(自身を含む): 29060640

約数和(自身を除く): 7746215

約数列:

[1, 5, 11, 25, 55, 179, 275, 433, 895, 1969, 2165, 4475, 4763, 9845, 10825, 23815, 49225, 77507, 119075, 387535, 852577, 1937675, 4262885, 21314425]

約数ペア:

[(1, 21314425), (5, 4262885), (11, 1937675), (25, 852577), (55, 387535), (179, 119075), (275, 77507), (433, 49225), (895, 23815), (1969, 10825), (2165, 9845), (4475, 4763)]