21088127907

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{30430199}}^1$

素因数の和:30430223

約数の個数: 24

約数和(自身を含む): 37976889600

約数和(自身を除く): 16888761693

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 30430199, 91290597, 213011393, 273871791, 334732189, 639034179, 1004196567, 1917102537, 2343125323, 3012589701, 7029375969, 21088127907]

約数ペア:

[(1, 21088127907), (3, 7029375969), (7, 3012589701), (9, 2343125323), (11, 1917102537), (21, 1004196567), (33, 639034179), (63, 334732189), (77, 273871791), (99, 213011393), (231, 91290597), (693, 30430199)]