21767606

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 38568960

約数和(自身を除く): 16801354

約数列:

[1, 2, 7, 14, 61, 71, 122, 142, 359, 427, 497, 718, 854, 994, 2513, 4331, 5026, 8662, 21899, 25489, 30317, 43798, 50978, 60634, 153293, 178423, 306586, 356846, 1554829, 3109658, 10883803, 21767606]

約数ペア:

[(1, 21767606), (2, 10883803), (7, 3109658), (14, 1554829), (61, 356846), (71, 306586), (122, 178423), (142, 153293), (359, 60634), (427, 50978), (497, 43798), (718, 30317), (854, 25489), (994, 21899), (2513, 8662), (4331, 5026)]