21712056

素因数分解:

$2^3\times 3^1\times {\mathrm{431}}^1\times {\mathrm{2099}}^1$

素因数の和:2539

約数の個数: 32

約数和(自身を含む): 54432000

約数和(自身を除く): 32719944

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 431, 862, 1293, 1724, 2099, 2586, 3448, 4198, 5172, 6297, 8396, 10344, 12594, 16792, 25188, 50376, 904669, 1809338, 2714007, 3618676, 5428014, 7237352, 10856028, 21712056]

約数ペア:

[(1, 21712056), (2, 10856028), (3, 7237352), (4, 5428014), (6, 3618676), (8, 2714007), (12, 1809338), (24, 904669), (431, 50376), (862, 25188), (1293, 16792), (1724, 12594), (2099, 10344), (2586, 8396), (3448, 6297), (4198, 5172)]