21065352

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11399}}^1$

素因数の和:11426

約数の個数: 64

約数和(自身を含む): 65664000

約数和(自身を除く): 44598648

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 616, 924, 1848, 11399, 22798, 34197, 45596, 68394, 79793, 91192, 125389, 136788, 159586, 239379, 250778, 273576, 319172, 376167, 478758, 501556, 638344, 752334, 877723, 957516, 1003112, 1504668, 1755446, 1915032, 2633169, 3009336, 3510892, 5266338, 7021784, 10532676, 21065352]

約数ペア:

[(1, 21065352), (2, 10532676), (3, 7021784), (4, 5266338), (6, 3510892), (7, 3009336), (8, 2633169), (11, 1915032), (12, 1755446), (14, 1504668), (21, 1003112), (22, 957516), (24, 877723), (28, 752334), (33, 638344), (42, 501556), (44, 478758), (56, 376167), (66, 319172), (77, 273576), (84, 250778), (88, 239379), (132, 159586), (154, 136788), (168, 125389), (231, 91192), (264, 79793), (308, 68394), (462, 45596), (616, 34197), (924, 22798), (1848, 11399)]