21230556

素因数分解:

$2^2\times 3^1\times {\mathrm{269}}^1\times {\mathrm{6577}}^1$

素因数の和:6853

約数の個数: 24

約数和(自身を含む): 49729680

約数和(自身を除く): 28499124

約数列:

[1, 2, 3, 4, 6, 12, 269, 538, 807, 1076, 1614, 3228, 6577, 13154, 19731, 26308, 39462, 78924, 1769213, 3538426, 5307639, 7076852, 10615278, 21230556]

約数ペア:

[(1, 21230556), (2, 10615278), (3, 7076852), (4, 5307639), (6, 3538426), (12, 1769213), (269, 78924), (538, 39462), (807, 26308), (1076, 19731), (1614, 13154), (3228, 6577)]