2021160010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6519871}}^1$

素因数の和:6519909

約数の個数: 16

約数和(自身を含む): 3755446272

約数和(自身を除く): 1734286262

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 6519871, 13039742, 32599355, 65198710, 202116001, 404232002, 1010580005, 2021160010]

約数ペア:

[(1, 2021160010), (2, 1010580005), (5, 404232002), (10, 202116001), (31, 65198710), (62, 32599355), (155, 13039742), (310, 6519871)]