21380804576

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{35165797}}^1$

素因数の和:35165826

約数の個数: 24

約数和(自身を含む): 44308905480

約数和(自身を除く): 22928100904

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 35165797, 70331594, 140663188, 281326376, 562652752, 668150143, 1125305504, 1336300286, 2672600572, 5345201144, 10690402288, 21380804576]

約数ペア:

[(1, 21380804576), (2, 10690402288), (4, 5345201144), (8, 2672600572), (16, 1336300286), (19, 1125305504), (32, 668150143), (38, 562652752), (76, 281326376), (152, 140663188), (304, 70331594), (608, 35165797)]