21167704221

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{937}}^1\times {\mathrm{50539}}^1$

素因数の和:51628

約数の個数: 16

約数和(自身を含む): 28443912000

約数和(自身を除く): 7276207779

約数列:

[1, 3, 149, 447, 937, 2811, 50539, 139613, 151617, 418839, 7530311, 22590933, 47355043, 142065129, 7055901407, 21167704221]

約数ペア:

[(1, 21167704221), (3, 7055901407), (149, 142065129), (447, 47355043), (937, 22590933), (2811, 7530311), (50539, 418839), (139613, 151617)]