21124768

素因数分解:

$2^5\times 7^1\times {\mathrm{94307}}^1$

素因数の和:94324

約数の個数: 24

約数和(自身を含む): 47531232

約数和(自身を除く): 26406464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 94307, 188614, 377228, 660149, 754456, 1320298, 1508912, 2640596, 3017824, 5281192, 10562384, 21124768]

約数ペア:

[(1, 21124768), (2, 10562384), (4, 5281192), (7, 3017824), (8, 2640596), (14, 1508912), (16, 1320298), (28, 754456), (32, 660149), (56, 377228), (112, 188614), (224, 94307)]