21688656

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41077}}^1$

素因数の和:41099

約数の個数: 40

約数和(自身を含む): 61124064

約数和(自身を除く): 39435408

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 41077, 82154, 123231, 164308, 246462, 328616, 451847, 492924, 657232, 903694, 985848, 1355541, 1807388, 1971696, 2711082, 3614776, 5422164, 7229552, 10844328, 21688656]

約数ペア:

[(1, 21688656), (2, 10844328), (3, 7229552), (4, 5422164), (6, 3614776), (8, 2711082), (11, 1971696), (12, 1807388), (16, 1355541), (22, 985848), (24, 903694), (33, 657232), (44, 492924), (48, 451847), (66, 328616), (88, 246462), (132, 164308), (176, 123231), (264, 82154), (528, 41077)]