21266874

素因数分解:

$2^1\times 3^5\times {\mathrm{43759}}^1$

素因数の和:43776

約数の個数: 24

約数和(自身を含む): 47785920

約数和(自身を除く): 26519046

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 43759, 87518, 131277, 262554, 393831, 787662, 1181493, 2362986, 3544479, 7088958, 10633437, 21266874]

約数ペア:

[(1, 21266874), (2, 10633437), (3, 7088958), (6, 3544479), (9, 2362986), (18, 1181493), (27, 787662), (54, 393831), (81, 262554), (162, 131277), (243, 87518), (486, 43759)]