21933249

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^2$

素因数の和:265

約数の個数: 24

約数和(自身を含む): 32300352

約数和(自身を除く): 10367103

約数列:

[1, 3, 13, 39, 71, 89, 213, 267, 923, 1157, 2769, 3471, 6319, 7921, 18957, 23763, 82147, 102973, 246441, 308919, 562391, 1687173, 7311083, 21933249]

約数ペア:

[(1, 21933249), (3, 7311083), (13, 1687173), (39, 562391), (71, 308919), (89, 246441), (213, 102973), (267, 82147), (923, 23763), (1157, 18957), (2769, 7921), (3471, 6319)]