21824061

素因数分解:

$3^1\times 7^3\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:318

約数の個数: 32

約数和(自身を含む): 34406400

約数和(自身を除く): 12582339

約数列:

[1, 3, 7, 21, 49, 127, 147, 167, 343, 381, 501, 889, 1029, 1169, 2667, 3507, 6223, 8183, 18669, 21209, 24549, 43561, 57281, 63627, 130683, 148463, 171843, 445389, 1039241, 3117723, 7274687, 21824061]

約数ペア:

[(1, 21824061), (3, 7274687), (7, 3117723), (21, 1039241), (49, 445389), (127, 171843), (147, 148463), (167, 130683), (343, 63627), (381, 57281), (501, 43561), (889, 24549), (1029, 21209), (1169, 18669), (2667, 8183), (3507, 6223)]