21532339

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 23506560

約数和(自身を除く): 1974221

約数列:

[1, 19, 41, 131, 211, 779, 2489, 4009, 5371, 8651, 27641, 102049, 164369, 525179, 1133281, 21532339]

約数ペア:

[(1, 21532339), (19, 1133281), (41, 525179), (131, 164369), (211, 102049), (779, 27641), (2489, 8651), (4009, 5371)]