21265570

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{92459}}^1$

素因数の和:92489

約数の個数: 16

約数和(自身を含む): 39942720

約数和(自身を除く): 18677150

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 92459, 184918, 462295, 924590, 2126557, 4253114, 10632785, 21265570]

約数ペア:

[(1, 21265570), (2, 10632785), (5, 4253114), (10, 2126557), (23, 924590), (46, 462295), (115, 184918), (230, 92459)]