21000514838

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{797}}^1\times {\mathrm{306389}}^1$

素因数の和:307231

約数の個数: 16

約数和(自身を含む): 32273897040

約数和(自身を除く): 11273382202

約数列:

[1, 2, 43, 86, 797, 1594, 34271, 68542, 306389, 612778, 13174727, 26349454, 244192033, 488384066, 10500257419, 21000514838]

約数ペア:

[(1, 21000514838), (2, 10500257419), (43, 488384066), (86, 244192033), (797, 26349454), (1594, 13174727), (34271, 612778), (68542, 306389)]