21129306056

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{49833269}}^1$

素因数の和:49833328

約数の個数: 16

約数和(自身を含む): 40364948700

約数和(自身を除く): 19235642644

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 49833269, 99666538, 199333076, 398666152, 2641163257, 5282326514, 10564653028, 21129306056]

約数ペア:

[(1, 21129306056), (2, 10564653028), (4, 5282326514), (8, 2641163257), (53, 398666152), (106, 199333076), (212, 99666538), (424, 49833269)]