21093048

素因数分解:

$2^3\times 3^4\times {\mathrm{43}}^1\times {\mathrm{757}}^1$

素因数の和:818

約数の個数: 80

約数和(自身を含む): 60533880

約数和(自身を除く): 39440832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 81, 86, 108, 129, 162, 172, 216, 258, 324, 344, 387, 516, 648, 757, 774, 1032, 1161, 1514, 1548, 2271, 2322, 3028, 3096, 3483, 4542, 4644, 6056, 6813, 6966, 9084, 9288, 13626, 13932, 18168, 20439, 27252, 27864, 32551, 40878, 54504, 61317, 65102, 81756, 97653, 122634, 130204, 163512, 195306, 245268, 260408, 292959, 390612, 490536, 585918, 781224, 878877, 1171836, 1757754, 2343672, 2636631, 3515508, 5273262, 7031016, 10546524, 21093048]

約数ペア:

[(1, 21093048), (2, 10546524), (3, 7031016), (4, 5273262), (6, 3515508), (8, 2636631), (9, 2343672), (12, 1757754), (18, 1171836), (24, 878877), (27, 781224), (36, 585918), (43, 490536), (54, 390612), (72, 292959), (81, 260408), (86, 245268), (108, 195306), (129, 163512), (162, 130204), (172, 122634), (216, 97653), (258, 81756), (324, 65102), (344, 61317), (387, 54504), (516, 40878), (648, 32551), (757, 27864), (774, 27252), (1032, 20439), (1161, 18168), (1514, 13932), (1548, 13626), (2271, 9288), (2322, 9084), (3028, 6966), (3096, 6813), (3483, 6056), (4542, 4644)]