21470078375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{9040033}}^1$

素因数の和:9040067

約数の個数: 16

約数和(自身を含む): 28204906080

約数和(自身を除く): 6734827705

約数列:

[1, 5, 19, 25, 95, 125, 475, 2375, 9040033, 45200165, 171760627, 226000825, 858803135, 1130004125, 4294015675, 21470078375]

約数ペア:

[(1, 21470078375), (5, 4294015675), (19, 1130004125), (25, 858803135), (95, 226000825), (125, 171760627), (475, 45200165), (2375, 9040033)]