21546469

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3617}}^1$

素因数の和:3684

約数の個数: 16

約数和(自身を含む): 26396928

約数和(自身を除く): 4850459

約数列:

[1, 7, 23, 37, 161, 259, 851, 3617, 5957, 25319, 83191, 133829, 582337, 936803, 3078067, 21546469]

約数ペア:

[(1, 21546469), (7, 3078067), (23, 936803), (37, 582337), (161, 133829), (259, 83191), (851, 25319), (3617, 5957)]