21699468

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{28703}}^1$

素因数の和:28723

約数の個数: 48

約数和(自身を含む): 64296960

約数和(自身を除く): 42597492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 28703, 57406, 86109, 114812, 172218, 200921, 258327, 344436, 401842, 516654, 602763, 774981, 803684, 1033308, 1205526, 1549962, 1808289, 2411052, 3099924, 3616578, 5424867, 7233156, 10849734, 21699468]

約数ペア:

[(1, 21699468), (2, 10849734), (3, 7233156), (4, 5424867), (6, 3616578), (7, 3099924), (9, 2411052), (12, 1808289), (14, 1549962), (18, 1205526), (21, 1033308), (27, 803684), (28, 774981), (36, 602763), (42, 516654), (54, 401842), (63, 344436), (84, 258327), (108, 200921), (126, 172218), (189, 114812), (252, 86109), (378, 57406), (756, 28703)]