21613424

素因数分解:

$2^4\times 7^1\times {\mathrm{192977}}^1$

素因数の和:192992

約数の個数: 20

約数和(自身を含む): 47858544

約数和(自身を除く): 26245120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 192977, 385954, 771908, 1350839, 1543816, 2701678, 3087632, 5403356, 10806712, 21613424]

約数ペア:

[(1, 21613424), (2, 10806712), (4, 5403356), (7, 3087632), (8, 2701678), (14, 1543816), (16, 1350839), (28, 771908), (56, 385954), (112, 192977)]