21465351

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{13033}}^1$

素因数の和:13103

約数の個数: 16

約数和(自身を含む): 32324320

約数和(自身を除く): 10858969

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 13033, 39099, 117297, 351891, 795013, 2385039, 7155117, 21465351]

約数ペア:

[(1, 21465351), (3, 7155117), (9, 2385039), (27, 795013), (61, 351891), (183, 117297), (549, 39099), (1647, 13033)]