21711130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7213}}^1$

素因数の和:7270

約数の個数: 32

約数和(自身を含む): 45707904

約数和(自身を除く): 23996774

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 7213, 14426, 36065, 50491, 72130, 100982, 252455, 310159, 504910, 620318, 1550795, 2171113, 3101590, 4342226, 10855565, 21711130]

約数ペア:

[(1, 21711130), (2, 10855565), (5, 4342226), (7, 3101590), (10, 2171113), (14, 1550795), (35, 620318), (43, 504910), (70, 310159), (86, 252455), (215, 100982), (301, 72130), (430, 50491), (602, 36065), (1505, 14426), (3010, 7213)]