21729702988

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{14642657}}^1$

素因数の和:14642721

約数の個数: 24

約数和(自身を含む): 44279397792

約数和(自身を除く): 22549694804

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 14642657, 29285314, 58570628, 102498599, 204997198, 409994396, 776060821, 1552121642, 3104243284, 5432425747, 10864851494, 21729702988]

約数ペア:

[(1, 21729702988), (2, 10864851494), (4, 5432425747), (7, 3104243284), (14, 1552121642), (28, 776060821), (53, 409994396), (106, 204997198), (212, 102498599), (371, 58570628), (742, 29285314), (1484, 14642657)]