21067624

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1597}}^1$

素因数の和:1717

約数の個数: 32

約数和(自身を含む): 42283080

約数和(自身を除く): 21215456

約数列:

[1, 2, 4, 8, 17, 34, 68, 97, 136, 194, 388, 776, 1597, 1649, 3194, 3298, 6388, 6596, 12776, 13192, 27149, 54298, 108596, 154909, 217192, 309818, 619636, 1239272, 2633453, 5266906, 10533812, 21067624]

約数ペア:

[(1, 21067624), (2, 10533812), (4, 5266906), (8, 2633453), (17, 1239272), (34, 619636), (68, 309818), (97, 217192), (136, 154909), (194, 108596), (388, 54298), (776, 27149), (1597, 13192), (1649, 12776), (3194, 6596), (3298, 6388)]