21176712

素因数分解:

$2^3\times 3^2\times {\mathrm{197}}^1\times {\mathrm{1493}}^1$

素因数の和:1702

約数の個数: 48

約数和(自身を含む): 57683340

約数和(自身を除く): 36506628

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 197, 394, 591, 788, 1182, 1493, 1576, 1773, 2364, 2986, 3546, 4479, 4728, 5972, 7092, 8958, 11944, 13437, 14184, 17916, 26874, 35832, 53748, 107496, 294121, 588242, 882363, 1176484, 1764726, 2352968, 2647089, 3529452, 5294178, 7058904, 10588356, 21176712]

約数ペア:

[(1, 21176712), (2, 10588356), (3, 7058904), (4, 5294178), (6, 3529452), (8, 2647089), (9, 2352968), (12, 1764726), (18, 1176484), (24, 882363), (36, 588242), (72, 294121), (197, 107496), (394, 53748), (591, 35832), (788, 26874), (1182, 17916), (1493, 14184), (1576, 13437), (1773, 11944), (2364, 8958), (2986, 7092), (3546, 5972), (4479, 4728)]