21694175

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1301}}^1$

素因数の和:1363

約数の個数: 24

約数和(自身を含む): 29060640

約数和(自身を除く): 7366465

約数列:

[1, 5, 23, 25, 29, 115, 145, 575, 667, 725, 1301, 3335, 6505, 16675, 29923, 32525, 37729, 149615, 188645, 748075, 867767, 943225, 4338835, 21694175]

約数ペア:

[(1, 21694175), (5, 4338835), (23, 943225), (25, 867767), (29, 748075), (115, 188645), (145, 149615), (575, 37729), (667, 32525), (725, 29923), (1301, 16675), (3335, 6505)]