221821887

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{179033}}^1$

素因数の和:179102

約数の個数: 16

約数和(自身を含む): 343745280

約数和(自身を除く): 121923393

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 179033, 537099, 1253231, 3759693, 10562947, 31688841, 73940629, 221821887]

約数ペア:

[(1, 221821887), (3, 73940629), (7, 31688841), (21, 10562947), (59, 3759693), (177, 1253231), (413, 537099), (1239, 179033)]