21663608

素因数分解:

$2^3\times {\mathrm{23}}^2\times {\mathrm{5119}}^1$

素因数の和:5171

約数の個数: 24

約数和(自身を含む): 42470400

約数和(自身を除く): 20806792

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 529, 1058, 2116, 4232, 5119, 10238, 20476, 40952, 117737, 235474, 470948, 941896, 2707951, 5415902, 10831804, 21663608]

約数ペア:

[(1, 21663608), (2, 10831804), (4, 5415902), (8, 2707951), (23, 941896), (46, 470948), (92, 235474), (184, 117737), (529, 40952), (1058, 20476), (2116, 10238), (4232, 5119)]