21031808

素因数分解:

$2^7\times 7^1\times {\mathrm{23473}}^1$

素因数の和:23494

約数の個数: 32

約数和(自身を含む): 47886960

約数和(自身を除く): 26855152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23473, 46946, 93892, 164311, 187784, 328622, 375568, 657244, 751136, 1314488, 1502272, 2628976, 3004544, 5257952, 10515904, 21031808]

約数ペア:

[(1, 21031808), (2, 10515904), (4, 5257952), (7, 3004544), (8, 2628976), (14, 1502272), (16, 1314488), (28, 751136), (32, 657244), (56, 375568), (64, 328622), (112, 187784), (128, 164311), (224, 93892), (448, 46946), (896, 23473)]