21016102562

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{231409}}^1$

素因数の和:231930

約数の個数: 32

約数和(自身を含む): 38876880000

約数和(自身を除く): 17860777438

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 499, 998, 3493, 6487, 6986, 12974, 45409, 90818, 231409, 462818, 1619863, 3008317, 3239726, 6016634, 21058219, 42116438, 115473091, 230946182, 808311637, 1501150183, 1616623274, 3002300366, 10508051281, 21016102562]

約数ペア:

[(1, 21016102562), (2, 10508051281), (7, 3002300366), (13, 1616623274), (14, 1501150183), (26, 808311637), (91, 230946182), (182, 115473091), (499, 42116438), (998, 21058219), (3493, 6016634), (6487, 3239726), (6986, 3008317), (12974, 1619863), (45409, 462818), (90818, 231409)]