21006138

素因数分解:

$2^1\times 3^1\times {\mathrm{83}}^1\times {\mathrm{42181}}^1$

素因数の和:42269

約数の個数: 16

約数和(自身を含む): 42519456

約数和(自身を除く): 21513318

約数列:

[1, 2, 3, 6, 83, 166, 249, 498, 42181, 84362, 126543, 253086, 3501023, 7002046, 10503069, 21006138]

約数ペア:

[(1, 21006138), (2, 10503069), (3, 7002046), (6, 3501023), (83, 253086), (166, 126543), (249, 84362), (498, 42181)]