21660034

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{6271}}^1$

素因数の和:6441

約数の個数: 16

約数和(自身を含む): 35675136

約数和(自身を除く): 14015102

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 6271, 12542, 68981, 137962, 984547, 1969094, 10830017, 21660034]

約数ペア:

[(1, 21660034), (2, 10830017), (11, 1969094), (22, 984547), (157, 137962), (314, 68981), (1727, 12542), (3454, 6271)]