214021857

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{85643}}^1$

素因数の和:85677

約数の個数: 24

約数和(自身を含む): 351482976

約数和(自身を除く): 137461119

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 85643, 256929, 599501, 1455931, 1798503, 4196507, 4367793, 10191517, 12589521, 30574551, 71340619, 214021857]

約数ペア:

[(1, 214021857), (3, 71340619), (7, 30574551), (17, 12589521), (21, 10191517), (49, 4367793), (51, 4196507), (119, 1798503), (147, 1455931), (357, 599501), (833, 256929), (2499, 85643)]