21345849003

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{577}}^1\times {\mathrm{6691}}^1$

素因数の和:7387

約数の個数: 32

約数和(自身を含む): 30324931840

約数和(自身を除く): 8979082837

約数列:

[1, 3, 19, 57, 97, 291, 577, 1731, 1843, 5529, 6691, 10963, 20073, 32889, 55969, 127129, 167907, 381387, 649027, 1063411, 1947081, 3190233, 3860707, 11582121, 12331513, 36994539, 73353433, 220060299, 374488579, 1123465737, 7115283001, 21345849003]

約数ペア:

[(1, 21345849003), (3, 7115283001), (19, 1123465737), (57, 374488579), (97, 220060299), (291, 73353433), (577, 36994539), (1731, 12331513), (1843, 11582121), (5529, 3860707), (6691, 3190233), (10963, 1947081), (20073, 1063411), (32889, 649027), (55969, 381387), (127129, 167907)]