21149976407

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1574479}}^1$

素因数の和:1574606

約数の個数: 16

約数和(自身を含む): 25695513600

約数和(自身を除く): 4545537193

約数列:

[1, 7, 19, 101, 133, 707, 1919, 13433, 1574479, 11021353, 29915101, 159022379, 209405707, 1113156653, 3021425201, 21149976407]

約数ペア:

[(1, 21149976407), (7, 3021425201), (19, 1113156653), (101, 209405707), (133, 159022379), (707, 29915101), (1919, 11021353), (13433, 1574479)]