21027018

素因数分解:

$2^1\times 3^1\times {\mathrm{839}}^1\times {\mathrm{4177}}^1$

素因数の和:5021

約数の個数: 16

約数和(自身を含む): 42114240

約数和(自身を除く): 21087222

約数列:

[1, 2, 3, 6, 839, 1678, 2517, 4177, 5034, 8354, 12531, 25062, 3504503, 7009006, 10513509, 21027018]

約数ペア:

[(1, 21027018), (2, 10513509), (3, 7009006), (6, 3504503), (839, 25062), (1678, 12531), (2517, 8354), (4177, 5034)]