21107713538

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{1010809}}^1$

素因数の和:1011061

約数の個数: 16

約数和(自身を含む): 32422741560

約数和(自身を除く): 11315028022

約数列:

[1, 2, 53, 106, 197, 394, 10441, 20882, 1010809, 2021618, 53572877, 107145754, 199129373, 398258746, 10553856769, 21107713538]

約数ペア:

[(1, 21107713538), (2, 10553856769), (53, 398258746), (106, 199129373), (197, 107145754), (394, 53572877), (10441, 2021618), (20882, 1010809)]