21167496

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{41999}}^1$

素因数の和:42018

約数の個数: 48

約数和(自身を含む): 65520000

約数和(自身を除く): 44352504

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 41999, 83998, 125997, 167996, 251994, 293993, 335992, 377991, 503988, 587986, 755982, 881979, 1007976, 1175972, 1511964, 1763958, 2351944, 2645937, 3023928, 3527916, 5291874, 7055832, 10583748, 21167496]

約数ペア:

[(1, 21167496), (2, 10583748), (3, 7055832), (4, 5291874), (6, 3527916), (7, 3023928), (8, 2645937), (9, 2351944), (12, 1763958), (14, 1511964), (18, 1175972), (21, 1007976), (24, 881979), (28, 755982), (36, 587986), (42, 503988), (56, 377991), (63, 335992), (72, 293993), (84, 251994), (126, 167996), (168, 125997), (252, 83998), (504, 41999)]