20223681429

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6928291}}^1$

素因数の和:6928440

約数の個数: 16

約数和(自身を含む): 31038748160

約数和(自身を除く): 10815066731

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 6928291, 20784873, 48498037, 145494111, 963032449, 2889097347, 6741227143, 20223681429]

約数ペア:

[(1, 20223681429), (3, 6741227143), (7, 2889097347), (21, 963032449), (139, 145494111), (417, 48498037), (973, 20784873), (2919, 6928291)]