21043010

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{56873}}^1$

素因数の和:56917

約数の個数: 16

約数和(自身を含む): 38901816

約数和(自身を除く): 17858806

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 56873, 113746, 284365, 568730, 2104301, 4208602, 10521505, 21043010]

約数ペア:

[(1, 21043010), (2, 10521505), (5, 4208602), (10, 2104301), (37, 568730), (74, 284365), (185, 113746), (370, 56873)]