21900243455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{3529451}}^1$

素因数の和:3529546

約数の個数: 16

約数和(自身を含む): 28207380384

約数和(自身を除く): 6307136929

約数列:

[1, 5, 17, 73, 85, 365, 1241, 6205, 3529451, 17647255, 60000667, 257649923, 300003335, 1288249615, 4380048691, 21900243455]

約数ペア:

[(1, 21900243455), (5, 4380048691), (17, 1288249615), (73, 300003335), (85, 257649923), (365, 60000667), (1241, 17647255), (6205, 3529451)]