21288110

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{92557}}^1$

素因数の和:92587

約数の個数: 16

約数和(自身を含む): 39985056

約数和(自身を除く): 18696946

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 92557, 185114, 462785, 925570, 2128811, 4257622, 10644055, 21288110]

約数ペア:

[(1, 21288110), (2, 10644055), (5, 4257622), (10, 2128811), (23, 925570), (46, 462785), (115, 185114), (230, 92557)]