21845050

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{4909}}^1$

素因数の和:5010

約数の個数: 24

約数和(自身を含む): 41096700

約数和(自身を除く): 19251650

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 4909, 9818, 24545, 49090, 122725, 245450, 436901, 873802, 2184505, 4369010, 10922525, 21845050]

約数ペア:

[(1, 21845050), (2, 10922525), (5, 4369010), (10, 2184505), (25, 873802), (50, 436901), (89, 245450), (178, 122725), (445, 49090), (890, 24545), (2225, 9818), (4450, 4909)]