21135097

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:396

約数の個数: 16

約数和(自身を含む): 23101200

約数和(自身を除く): 1966103

約数列:

[1, 17, 61, 89, 229, 1037, 1513, 3893, 5429, 13969, 20381, 92293, 237473, 346477, 1243241, 21135097]

約数ペア:

[(1, 21135097), (17, 1243241), (61, 346477), (89, 237473), (229, 92293), (1037, 20381), (1513, 13969), (3893, 5429)]