21029046410

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{123700273}}^1$

素因数の和:123700297

約数の個数: 16

約数和(自身を含む): 40078888776

約数和(自身を除く): 19049842366

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 123700273, 247400546, 618501365, 1237002730, 2102904641, 4205809282, 10514523205, 21029046410]

約数ペア:

[(1, 21029046410), (2, 10514523205), (5, 4205809282), (10, 2102904641), (17, 1237002730), (34, 618501365), (85, 247400546), (170, 123700273)]