21225297

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{9923}}^1$

素因数の和:9980

約数の個数: 16

約数和(自身を含む): 30486528

約数和(自身を除く): 9261231

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 9923, 29769, 228229, 307613, 684687, 922839, 7075099, 21225297]

約数ペア:

[(1, 21225297), (3, 7075099), (23, 922839), (31, 684687), (69, 307613), (93, 228229), (713, 29769), (2139, 9923)]