21953144

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{37591}}^1$

素因数の和:37670

約数の個数: 16

約数和(自身を含む): 41727120

約数和(自身を除く): 19773976

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 37591, 75182, 150364, 300728, 2744143, 5488286, 10976572, 21953144]

約数ペア:

[(1, 21953144), (2, 10976572), (4, 5488286), (8, 2744143), (73, 300728), (146, 150364), (292, 75182), (584, 37591)]