21850528

素因数分解:

$2^5\times 7^1\times {\mathrm{97547}}^1$

素因数の和:97564

約数の個数: 24

約数和(自身を含む): 49164192

約数和(自身を除く): 27313664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 97547, 195094, 390188, 682829, 780376, 1365658, 1560752, 2731316, 3121504, 5462632, 10925264, 21850528]

約数ペア:

[(1, 21850528), (2, 10925264), (4, 5462632), (7, 3121504), (8, 2731316), (14, 1560752), (16, 1365658), (28, 780376), (32, 682829), (56, 390188), (112, 195094), (224, 97547)]