21982986

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1831}}^1$

素因数の和:1891

約数の個数: 48

約数和(自身を含む): 51442560

約数和(自身を除く): 29459574

約数列:

[1, 2, 3, 6, 9, 18, 23, 29, 46, 58, 69, 87, 138, 174, 207, 261, 414, 522, 667, 1334, 1831, 2001, 3662, 4002, 5493, 6003, 10986, 12006, 16479, 32958, 42113, 53099, 84226, 106198, 126339, 159297, 252678, 318594, 379017, 477891, 758034, 955782, 1221277, 2442554, 3663831, 7327662, 10991493, 21982986]

約数ペア:

[(1, 21982986), (2, 10991493), (3, 7327662), (6, 3663831), (9, 2442554), (18, 1221277), (23, 955782), (29, 758034), (46, 477891), (58, 379017), (69, 318594), (87, 252678), (138, 159297), (174, 126339), (207, 106198), (261, 84226), (414, 53099), (522, 42113), (667, 32958), (1334, 16479), (1831, 12006), (2001, 10986), (3662, 6003), (4002, 5493)]