21870058

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2137}}^1$

素因数の和:2206

約数の個数: 32

約数和(自身を含む): 40639104

約数和(自身を除く): 18769046

約数列:

[1, 2, 7, 14, 17, 34, 43, 86, 119, 238, 301, 602, 731, 1462, 2137, 4274, 5117, 10234, 14959, 29918, 36329, 72658, 91891, 183782, 254303, 508606, 643237, 1286474, 1562147, 3124294, 10935029, 21870058]

約数ペア:

[(1, 21870058), (2, 10935029), (7, 3124294), (14, 1562147), (17, 1286474), (34, 643237), (43, 508606), (86, 254303), (119, 183782), (238, 91891), (301, 72658), (602, 36329), (731, 29918), (1462, 14959), (2137, 10234), (4274, 5117)]