21099148

素因数分解:

$2^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{2099}}^1$

素因数の和:2469

約数の個数: 24

約数和(自身を含む): 42336000

約数和(自身を除く): 21236852

約数列:

[1, 2, 4, 7, 14, 28, 359, 718, 1436, 2099, 2513, 4198, 5026, 8396, 10052, 14693, 29386, 58772, 753541, 1507082, 3014164, 5274787, 10549574, 21099148]

約数ペア:

[(1, 21099148), (2, 10549574), (4, 5274787), (7, 3014164), (14, 1507082), (28, 753541), (359, 58772), (718, 29386), (1436, 14693), (2099, 10052), (2513, 8396), (4198, 5026)]