21031136

素因数分解:

$2^5\times 7^1\times {\mathrm{93889}}^1$

素因数の和:93906

約数の個数: 24

約数和(自身を含む): 47320560

約数和(自身を除く): 26289424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 93889, 187778, 375556, 657223, 751112, 1314446, 1502224, 2628892, 3004448, 5257784, 10515568, 21031136]

約数ペア:

[(1, 21031136), (2, 10515568), (4, 5257784), (7, 3004448), (8, 2628892), (14, 1502224), (16, 1314446), (28, 751112), (32, 657223), (56, 375556), (112, 187778), (224, 93889)]