21821510

素因数分解:

$2^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{9613}}^1$

素因数の和:9847

約数の個数: 16

約数和(自身を含む): 39455856

約数和(自身を除く): 17634346

約数列:

[1, 2, 5, 10, 227, 454, 1135, 2270, 9613, 19226, 48065, 96130, 2182151, 4364302, 10910755, 21821510]

約数ペア:

[(1, 21821510), (2, 10910755), (5, 4364302), (10, 2182151), (227, 96130), (454, 48065), (1135, 19226), (2270, 9613)]