21894168

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{6563}}^1$

素因数の和:6711

約数の個数: 32

約数和(自身を含む): 55137600

約数和(自身を除く): 33243432

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 6563, 13126, 19689, 26252, 39378, 52504, 78756, 157512, 912257, 1824514, 2736771, 3649028, 5473542, 7298056, 10947084, 21894168]

約数ペア:

[(1, 21894168), (2, 10947084), (3, 7298056), (4, 5473542), (6, 3649028), (8, 2736771), (12, 1824514), (24, 912257), (139, 157512), (278, 78756), (417, 52504), (556, 39378), (834, 26252), (1112, 19689), (1668, 13126), (3336, 6563)]