201421851729

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{504816671}}^1$

素因数の和:504816700

約数の個数: 16

約数和(自身を含む): 323082670080

約数和(自身を除く): 121660818351

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 504816671, 1514450013, 3533716697, 9591516749, 10601150091, 28774550247, 67140617243, 201421851729]

約数ペア:

[(1, 201421851729), (3, 67140617243), (7, 28774550247), (19, 10601150091), (21, 9591516749), (57, 3533716697), (133, 1514450013), (399, 504816671)]