21734079

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{1907}}^1$

素因数の和:2070

約数の個数: 16

約数和(自身を含む): 30222720

約数和(自身を除く): 8488641

約数列:

[1, 3, 29, 87, 131, 393, 1907, 3799, 5721, 11397, 55303, 165909, 249817, 749451, 7244693, 21734079]

約数ペア:

[(1, 21734079), (3, 7244693), (29, 749451), (87, 249817), (131, 165909), (393, 55303), (1907, 11397), (3799, 5721)]