21950065

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{2011}}^1$

素因数の和:2112

約数の個数: 16

約数和(自身を含む): 27524160

約数和(自身を除く): 5574095

約数列:

[1, 5, 37, 59, 185, 295, 2011, 2183, 10055, 10915, 74407, 118649, 372035, 593245, 4390013, 21950065]

約数ペア:

[(1, 21950065), (5, 4390013), (37, 593245), (59, 372035), (185, 118649), (295, 74407), (2011, 10915), (2183, 10055)]