21383604

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{4909}}^1$

素因数の和:4941

約数の個数: 54

約数和(自身を含む): 59425730

約数和(自身を除く): 38042126

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 4909, 9818, 14727, 19636, 29454, 44181, 53999, 58908, 88362, 107998, 161997, 176724, 215996, 323994, 485991, 593989, 647988, 971982, 1187978, 1781967, 1943964, 2375956, 3563934, 5345901, 7127868, 10691802, 21383604]

約数ペア:

[(1, 21383604), (2, 10691802), (3, 7127868), (4, 5345901), (6, 3563934), (9, 2375956), (11, 1943964), (12, 1781967), (18, 1187978), (22, 971982), (33, 647988), (36, 593989), (44, 485991), (66, 323994), (99, 215996), (121, 176724), (132, 161997), (198, 107998), (242, 88362), (363, 58908), (396, 53999), (484, 44181), (726, 29454), (1089, 19636), (1452, 14727), (2178, 9818), (4356, 4909)]