201821018

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{215161}}^1$

素因数の和:215237

約数の個数: 16

約数和(自身を含む): 351144384

約数和(自身を除く): 149323366

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 215161, 430322, 1506127, 3012254, 14415787, 28831574, 100910509, 201821018]

約数ペア:

[(1, 201821018), (2, 100910509), (7, 28831574), (14, 14415787), (67, 3012254), (134, 1506127), (469, 430322), (938, 215161)]