21260183

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9403}}^1$

素因数の和:9446

約数の個数: 16

約数和(自身を含む): 27083520

約数和(自身を除く): 5823337

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 9403, 65821, 159851, 178657, 1118957, 1250599, 3037169, 21260183]

約数ペア:

[(1, 21260183), (7, 3037169), (17, 1250599), (19, 1118957), (119, 178657), (133, 159851), (323, 65821), (2261, 9403)]