21699524

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1499}}^1$

素因数の和:1568

約数の個数: 48

約数和(自身を含む): 48384000

約数和(自身を除く): 26684476

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 154, 188, 308, 329, 517, 658, 1034, 1316, 1499, 2068, 2998, 3619, 5996, 7238, 10493, 14476, 16489, 20986, 32978, 41972, 65956, 70453, 115423, 140906, 230846, 281812, 461692, 493171, 774983, 986342, 1549966, 1972684, 3099932, 5424881, 10849762, 21699524]

約数ペア:

[(1, 21699524), (2, 10849762), (4, 5424881), (7, 3099932), (11, 1972684), (14, 1549966), (22, 986342), (28, 774983), (44, 493171), (47, 461692), (77, 281812), (94, 230846), (154, 140906), (188, 115423), (308, 70453), (329, 65956), (517, 41972), (658, 32978), (1034, 20986), (1316, 16489), (1499, 14476), (2068, 10493), (2998, 7238), (3619, 5996)]