21552944

素因数分解:

$2^4\times 7^2\times {\mathrm{37}}^1\times {\mathrm{743}}^1$

素因数の和:802

約数の個数: 60

約数和(自身を含む): 49956624

約数和(自身を除く): 28403680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 49, 56, 74, 98, 112, 148, 196, 259, 296, 392, 518, 592, 743, 784, 1036, 1486, 1813, 2072, 2972, 3626, 4144, 5201, 5944, 7252, 10402, 11888, 14504, 20804, 27491, 29008, 36407, 41608, 54982, 72814, 83216, 109964, 145628, 192437, 219928, 291256, 384874, 439856, 582512, 769748, 1347059, 1539496, 2694118, 3078992, 5388236, 10776472, 21552944]

約数ペア:

[(1, 21552944), (2, 10776472), (4, 5388236), (7, 3078992), (8, 2694118), (14, 1539496), (16, 1347059), (28, 769748), (37, 582512), (49, 439856), (56, 384874), (74, 291256), (98, 219928), (112, 192437), (148, 145628), (196, 109964), (259, 83216), (296, 72814), (392, 54982), (518, 41608), (592, 36407), (743, 29008), (784, 27491), (1036, 20804), (1486, 14504), (1813, 11888), (2072, 10402), (2972, 7252), (3626, 5944), (4144, 5201)]