21884678

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{14969}}^1$

素因数の和:15031

約数の個数: 16

約数和(自身を含む): 35568720

約数和(自身を除く): 13684042

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 14969, 29938, 254473, 508946, 643667, 1287334, 10942339, 21884678]

約数ペア:

[(1, 21884678), (2, 10942339), (17, 1287334), (34, 643667), (43, 508946), (86, 254473), (731, 29938), (1462, 14969)]