2021742709

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{72043}}^1$

素因数の和:72280

約数の個数: 16

約数和(自身を含む): 2443732480

約数和(自身を除く): 421989771

約数列:

[1, 7, 19, 133, 211, 1477, 4009, 28063, 72043, 504301, 1368817, 9581719, 15201073, 106407511, 288820387, 2021742709]

約数ペア:

[(1, 2021742709), (7, 288820387), (19, 106407511), (133, 15201073), (211, 9581719), (1477, 1368817), (4009, 504301), (28063, 72043)]