21439082

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:650

約数の個数: 32

約数和(自身を含む): 38707200

約数和(自身を除く): 17268118

約数列:

[1, 2, 7, 14, 23, 46, 139, 161, 278, 322, 479, 958, 973, 1946, 3197, 3353, 6394, 6706, 11017, 22034, 22379, 44758, 66581, 77119, 133162, 154238, 466067, 932134, 1531363, 3062726, 10719541, 21439082]

約数ペア:

[(1, 21439082), (2, 10719541), (7, 3062726), (14, 1531363), (23, 932134), (46, 466067), (139, 154238), (161, 133162), (278, 77119), (322, 66581), (479, 44758), (958, 22379), (973, 22034), (1946, 11017), (3197, 6706), (3353, 6394)]