2021046139

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{394967}}^1$

素因数の和:395034

約数の個数: 16

約数和(自身を含む): 2502517248

約数和(自身を除く): 481471109

約数列:

[1, 7, 17, 43, 119, 301, 731, 5117, 394967, 2764769, 6714439, 16983581, 47001073, 118885067, 288720877, 2021046139]

約数ペア:

[(1, 2021046139), (7, 288720877), (17, 118885067), (43, 47001073), (119, 16983581), (301, 6714439), (731, 2764769), (5117, 394967)]