21064064

素因数分解:

$2^7\times 7^1\times {\mathrm{23509}}^1$

素因数の和:23530

約数の個数: 32

約数和(自身を含む): 47960400

約数和(自身を除く): 26896336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23509, 47018, 94036, 164563, 188072, 329126, 376144, 658252, 752288, 1316504, 1504576, 2633008, 3009152, 5266016, 10532032, 21064064]

約数ペア:

[(1, 21064064), (2, 10532032), (4, 5266016), (7, 3009152), (8, 2633008), (14, 1504576), (16, 1316504), (28, 752288), (32, 658252), (56, 376144), (64, 329126), (112, 188072), (128, 164563), (224, 94036), (448, 47018), (896, 23509)]