2121297009

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{8863}}^1$

素因数の和:8934

約数の個数: 48

約数和(自身を含む): 3404201472

約数和(自身を除く): 1282904463

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 221, 247, 323, 361, 663, 741, 969, 1083, 4199, 4693, 6137, 8863, 12597, 14079, 18411, 26589, 79781, 115219, 150671, 168397, 239343, 345657, 452013, 505191, 1958723, 2189161, 2862749, 3199543, 5876169, 6567483, 8588247, 9598629, 37215737, 41594059, 54392231, 111647211, 124782177, 163176693, 707099003, 2121297009]

約数ペア:

[(1, 2121297009), (3, 707099003), (13, 163176693), (17, 124782177), (19, 111647211), (39, 54392231), (51, 41594059), (57, 37215737), (221, 9598629), (247, 8588247), (323, 6567483), (361, 5876169), (663, 3199543), (741, 2862749), (969, 2189161), (1083, 1958723), (4199, 505191), (4693, 452013), (6137, 345657), (8863, 239343), (12597, 168397), (14079, 150671), (18411, 115219), (26589, 79781)]