421721034

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1999}}^1\times {\mathrm{5023}}^1$

素因数の和:7034

約数の個数: 32

約数和(自身を含む): 964608000

約数和(自身を除く): 542886966

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1999, 3998, 5023, 5997, 10046, 11994, 13993, 15069, 27986, 30138, 35161, 41979, 70322, 83958, 105483, 210966, 10040977, 20081954, 30122931, 60245862, 70286839, 140573678, 210860517, 421721034]

約数ペア:

[(1, 421721034), (2, 210860517), (3, 140573678), (6, 70286839), (7, 60245862), (14, 30122931), (21, 20081954), (42, 10040977), (1999, 210966), (3998, 105483), (5023, 83958), (5997, 70322), (10046, 41979), (11994, 35161), (13993, 30138), (15069, 27986)]