21996078

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{282001}}^1$

素因数の和:282019

約数の個数: 16

約数和(自身を含む): 47376336

約数和(自身を除く): 25380258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 282001, 564002, 846003, 1692006, 3666013, 7332026, 10998039, 21996078]

約数ペア:

[(1, 21996078), (2, 10998039), (3, 7332026), (6, 3666013), (13, 1692006), (26, 846003), (39, 564002), (78, 282001)]