21008454478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{6619}}^1\times {\mathrm{144271}}^1$

素因数の和:150903

約数の個数: 16

約数和(自身を含む): 34382903040

約数和(自身を除く): 13374448562

約数列:

[1, 2, 11, 22, 6619, 13238, 72809, 144271, 145618, 288542, 1586981, 3173962, 954929749, 1909859498, 10504227239, 21008454478]

約数ペア:

[(1, 21008454478), (2, 10504227239), (11, 1909859498), (22, 954929749), (6619, 3173962), (13238, 1586981), (72809, 288542), (144271, 145618)]