21876708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1901}}^1$

素因数の和:2052

約数の個数: 48

約数和(自身を含む): 58794624

約数和(自身を除く): 36917916

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 137, 274, 411, 548, 822, 959, 1644, 1901, 1918, 2877, 3802, 3836, 5703, 5754, 7604, 11406, 11508, 13307, 22812, 26614, 39921, 53228, 79842, 159684, 260437, 520874, 781311, 1041748, 1562622, 1823059, 3125244, 3646118, 5469177, 7292236, 10938354, 21876708]

約数ペア:

[(1, 21876708), (2, 10938354), (3, 7292236), (4, 5469177), (6, 3646118), (7, 3125244), (12, 1823059), (14, 1562622), (21, 1041748), (28, 781311), (42, 520874), (84, 260437), (137, 159684), (274, 79842), (411, 53228), (548, 39921), (822, 26614), (959, 22812), (1644, 13307), (1901, 11508), (1918, 11406), (2877, 7604), (3802, 5754), (3836, 5703)]