20210333788

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1249}}^1\times {\mathrm{237959}}^1$

素因数の和:239229

約数の個数: 24

約数和(自身を含む): 37478700000

約数和(自身を除く): 17268366212

約数列:

[1, 2, 4, 17, 34, 68, 1249, 2498, 4996, 21233, 42466, 84932, 237959, 475918, 951836, 4045303, 8090606, 16181212, 297210791, 594421582, 1188843164, 5052583447, 10105166894, 20210333788]

約数ペア:

[(1, 20210333788), (2, 10105166894), (4, 5052583447), (17, 1188843164), (34, 594421582), (68, 297210791), (1249, 16181212), (2498, 8090606), (4996, 4045303), (21233, 951836), (42466, 475918), (84932, 237959)]