21004893313

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{493919}}^1$

素因数の和:494028

約数の個数: 12

約数和(自身を含む): 22439773440

約数和(自身を除く): 1434880127

約数列:

[1, 23, 43, 989, 1849, 42527, 493919, 11360137, 21238517, 488485891, 913256231, 21004893313]

約数ペア:

[(1, 21004893313), (23, 913256231), (43, 488485891), (989, 21238517), (1849, 11360137), (42527, 493919)]