21081186

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{167311}}^1$

素因数の和:167326

約数の個数: 24

約数和(自身を含む): 52201344

約数和(自身を除く): 31120158

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 167311, 334622, 501933, 1003866, 1171177, 1505799, 2342354, 3011598, 3513531, 7027062, 10540593, 21081186]

約数ペア:

[(1, 21081186), (2, 10540593), (3, 7027062), (6, 3513531), (7, 3011598), (9, 2342354), (14, 1505799), (18, 1171177), (21, 1003866), (42, 501933), (63, 334622), (126, 167311)]