21026536

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{24113}}^1$

素因数の和:24228

約数の個数: 16

約数和(自身を含む): 39788100

約数和(自身を除く): 18761564

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 24113, 48226, 96452, 192904, 2628317, 5256634, 10513268, 21026536]

約数ペア:

[(1, 21026536), (2, 10513268), (4, 5256634), (8, 2628317), (109, 192904), (218, 96452), (436, 48226), (872, 24113)]