21848775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{22409}}^1$

素因数の和:22435

約数の個数: 24

約数和(自身を含む): 38903760

約数和(自身を除く): 17054985

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 22409, 67227, 112045, 291317, 336135, 560225, 873951, 1456585, 1680675, 4369755, 7282925, 21848775]

約数ペア:

[(1, 21848775), (3, 7282925), (5, 4369755), (13, 1680675), (15, 1456585), (25, 873951), (39, 560225), (65, 336135), (75, 291317), (195, 112045), (325, 67227), (975, 22409)]