21359114

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 37933056

約数和(自身を除く): 16573942

約数列:

[1, 2, 7, 14, 41, 82, 127, 254, 287, 293, 574, 586, 889, 1778, 2051, 4102, 5207, 10414, 12013, 24026, 36449, 37211, 72898, 74422, 84091, 168182, 260477, 520954, 1525651, 3051302, 10679557, 21359114]

約数ペア:

[(1, 21359114), (2, 10679557), (7, 3051302), (14, 1525651), (41, 520954), (82, 260477), (127, 168182), (254, 84091), (287, 74422), (293, 72898), (574, 37211), (586, 36449), (889, 24026), (1778, 12013), (2051, 10414), (4102, 5207)]