21373816

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{36599}}^1$

素因数の和:36678

約数の個数: 16

約数和(自身を含む): 40626000

約数和(自身を除く): 19252184

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 36599, 73198, 146396, 292792, 2671727, 5343454, 10686908, 21373816]

約数ペア:

[(1, 21373816), (2, 10686908), (4, 5343454), (8, 2671727), (73, 292792), (146, 146396), (292, 73198), (584, 36599)]