21646010

素因数分解:

$2^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{4519}}^1$

素因数の和:5005

約数の個数: 16

約数和(自身を含む): 39052800

約数和(自身を除く): 17406790

約数列:

[1, 2, 5, 10, 479, 958, 2395, 4519, 4790, 9038, 22595, 45190, 2164601, 4329202, 10823005, 21646010]

約数ペア:

[(1, 21646010), (2, 10823005), (5, 4329202), (10, 2164601), (479, 45190), (958, 22595), (2395, 9038), (4519, 4790)]