21006162

素因数分解:

$2^1\times 3^3\times {\mathrm{389003}}^1$

素因数の和:389014

約数の個数: 16

約数和(自身を含む): 46680480

約数和(自身を除く): 25674318

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 389003, 778006, 1167009, 2334018, 3501027, 7002054, 10503081, 21006162]

約数ペア:

[(1, 21006162), (2, 10503081), (3, 7002054), (6, 3501027), (9, 2334018), (18, 1167009), (27, 778006), (54, 389003)]