21255136

素因数分解:

$2^5\times 7^1\times {\mathrm{94889}}^1$

素因数の和:94906

約数の個数: 24

約数和(自身を含む): 47824560

約数和(自身を除く): 26569424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 94889, 189778, 379556, 664223, 759112, 1328446, 1518224, 2656892, 3036448, 5313784, 10627568, 21255136]

約数ペア:

[(1, 21255136), (2, 10627568), (4, 5313784), (7, 3036448), (8, 2656892), (14, 1518224), (16, 1328446), (28, 759112), (32, 664223), (56, 379556), (112, 189778), (224, 94889)]