221703573

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{812101}}^1$

素因数の和:812124

約数の個数: 16

約数和(自身を含む): 363821696

約数和(自身を除く): 142118123

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 812101, 2436303, 5684707, 10557313, 17054121, 31671939, 73901191, 221703573]

約数ペア:

[(1, 221703573), (3, 73901191), (7, 31671939), (13, 17054121), (21, 10557313), (39, 5684707), (91, 2436303), (273, 812101)]