20215089573

素因数分解:

$3^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{2856449}}^1$

素因数の和:2856796

約数の個数: 16

約数和(自身を含む): 30895363200

約数和(自身を除く): 10680273627

約数列:

[1, 3, 7, 21, 337, 1011, 2359, 7077, 2856449, 8569347, 19995143, 59985429, 962623313, 2887869939, 6738363191, 20215089573]

約数ペア:

[(1, 20215089573), (3, 6738363191), (7, 2887869939), (21, 962623313), (337, 59985429), (1011, 19995143), (2359, 8569347), (7077, 2856449)]