21259482

素因数分解:

$2^1\times 3^1\times {\mathrm{223}}^1\times {\mathrm{15889}}^1$

素因数の和:16117

約数の個数: 16

約数和(自身を含む): 42712320

約数和(自身を除く): 21452838

約数列:

[1, 2, 3, 6, 223, 446, 669, 1338, 15889, 31778, 47667, 95334, 3543247, 7086494, 10629741, 21259482]

約数ペア:

[(1, 21259482), (2, 10629741), (3, 7086494), (6, 3543247), (223, 95334), (446, 47667), (669, 31778), (1338, 15889)]