21870168

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^1\times {\mathrm{10979}}^1$

素因数の和:11071

約数の個数: 32

約数和(自身を含む): 55339200

約数和(自身を除く): 33469032

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 166, 249, 332, 498, 664, 996, 1992, 10979, 21958, 32937, 43916, 65874, 87832, 131748, 263496, 911257, 1822514, 2733771, 3645028, 5467542, 7290056, 10935084, 21870168]

約数ペア:

[(1, 21870168), (2, 10935084), (3, 7290056), (4, 5467542), (6, 3645028), (8, 2733771), (12, 1822514), (24, 911257), (83, 263496), (166, 131748), (249, 87832), (332, 65874), (498, 43916), (664, 32937), (996, 21958), (1992, 10979)]