21384162

素因数分解:

$2^1\times 3^4\times {\mathrm{132001}}^1$

素因数の和:132015

約数の個数: 20

約数和(自身を含む): 47916726

約数和(自身を除く): 26532564

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 132001, 264002, 396003, 792006, 1188009, 2376018, 3564027, 7128054, 10692081, 21384162]

約数ペア:

[(1, 21384162), (2, 10692081), (3, 7128054), (6, 3564027), (9, 2376018), (18, 1188009), (27, 792006), (54, 396003), (81, 264002), (162, 132001)]