21030688

素因数分解:

$2^5\times 7^1\times {\mathrm{93887}}^1$

素因数の和:93904

約数の個数: 24

約数和(自身を含む): 47319552

約数和(自身を除く): 26288864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 93887, 187774, 375548, 657209, 751096, 1314418, 1502192, 2628836, 3004384, 5257672, 10515344, 21030688]

約数ペア:

[(1, 21030688), (2, 10515344), (4, 5257672), (7, 3004384), (8, 2628836), (14, 1502192), (16, 1314418), (28, 751096), (32, 657209), (56, 375548), (112, 187774), (224, 93887)]