21951858

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{69031}}^1$

素因数の和:69089

約数の個数: 16

約数和(自身を含む): 44732736

約数和(自身を除く): 22780878

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 69031, 138062, 207093, 414186, 3658643, 7317286, 10975929, 21951858]

約数ペア:

[(1, 21951858), (2, 10975929), (3, 7317286), (6, 3658643), (53, 414186), (106, 207093), (159, 138062), (318, 69031)]