21673010

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{52861}}^1$

素因数の和:52909

約数の個数: 16

約数和(自身を含む): 39963672

約数和(自身を除く): 18290662

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 52861, 105722, 264305, 528610, 2167301, 4334602, 10836505, 21673010]

約数ペア:

[(1, 21673010), (2, 10836505), (5, 4334602), (10, 2167301), (41, 528610), (82, 264305), (205, 105722), (410, 52861)]