21236023

素因数分解:

${\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:342

約数の個数: 16

約数和(自身を含む): 22809600

約数和(自身を除く): 1573577

約数列:

[1, 31, 43, 89, 179, 1333, 2759, 3827, 5549, 7697, 15931, 118637, 238607, 493861, 685033, 21236023]

約数ペア:

[(1, 21236023), (31, 685033), (43, 493861), (89, 238607), (179, 118637), (1333, 15931), (2759, 7697), (3827, 5549)]