21970681

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{677}}^1$

素因数の和:800

約数の個数: 16

約数和(自身を含む): 24603264

約数和(自身を除く): 2632583

約数列:

[1, 17, 23, 83, 391, 677, 1411, 1909, 11509, 15571, 32453, 56191, 264707, 955247, 1292393, 21970681]

約数ペア:

[(1, 21970681), (17, 1292393), (23, 955247), (83, 264707), (391, 56191), (677, 32453), (1411, 15571), (1909, 11509)]