21167972402

素因数分解:

$2^1\times {\mathrm{1069}}^1\times {\mathrm{2003}}^1\times {\mathrm{4943}}^1$

素因数の和:8017

約数の個数: 16

約数和(自身を含む): 31803960960

約数和(自身を除く): 10635988558

約数列:

[1, 2, 1069, 2003, 2138, 4006, 4943, 9886, 2141207, 4282414, 5284067, 9900829, 10568134, 19801658, 10583986201, 21167972402]

約数ペア:

[(1, 21167972402), (2, 10583986201), (1069, 19801658), (2003, 10568134), (2138, 9900829), (4006, 5284067), (4943, 4282414), (9886, 2141207)]