20210316213

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{970297}}^1$

素因数の和:970484

約数の個数: 16

約数和(自身を含む): 27665136576

約数和(自身を除く): 7454820363

約数列:

[1, 3, 53, 131, 159, 393, 6943, 20829, 970297, 2910891, 51425741, 127108907, 154277223, 381326721, 6736772071, 20210316213]

約数ペア:

[(1, 20210316213), (3, 6736772071), (53, 381326721), (131, 154277223), (159, 127108907), (393, 51425741), (6943, 2910891), (20829, 970297)]