21671594

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{29207}}^1$

素因数の和:29269

約数の個数: 16

約数和(自身を含む): 37853568

約数和(自身を除く): 16181974

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 29207, 58414, 204449, 408898, 1547971, 3095942, 10835797, 21671594]

約数ペア:

[(1, 21671594), (2, 10835797), (7, 3095942), (14, 1547971), (53, 408898), (106, 204449), (371, 58414), (742, 29207)]