21639576

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{18401}}^1$

素因数の和:18424

約数の個数: 48

約数和(自身を含む): 62934840

約数和(自身を除く): 41295264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 18401, 36802, 55203, 73604, 110406, 128807, 147208, 220812, 257614, 386421, 441624, 515228, 772842, 901649, 1030456, 1545684, 1803298, 2704947, 3091368, 3606596, 5409894, 7213192, 10819788, 21639576]

約数ペア:

[(1, 21639576), (2, 10819788), (3, 7213192), (4, 5409894), (6, 3606596), (7, 3091368), (8, 2704947), (12, 1803298), (14, 1545684), (21, 1030456), (24, 901649), (28, 772842), (42, 515228), (49, 441624), (56, 386421), (84, 257614), (98, 220812), (147, 147208), (168, 128807), (196, 110406), (294, 73604), (392, 55203), (588, 36802), (1176, 18401)]