21059278

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{1901}}^1$

素因数の和:2123

約数の個数: 16

約数和(自身を含む): 32866560

約数和(自身を除く): 11807282

約数列:

[1, 2, 29, 58, 191, 382, 1901, 3802, 5539, 11078, 55129, 110258, 363091, 726182, 10529639, 21059278]

約数ペア:

[(1, 21059278), (2, 10529639), (29, 726182), (58, 363091), (191, 110258), (382, 55129), (1901, 11078), (3802, 5539)]