21620880721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{882593}}^1$

素因数の和:882752

約数の個数: 16

約数和(自身を含む): 25164520128

約数和(自身を除く): 3543639407

約数列:

[1, 11, 17, 131, 187, 1441, 2227, 24497, 882593, 9708523, 15004081, 115619683, 165044891, 1271816513, 1965534611, 21620880721]

約数ペア:

[(1, 21620880721), (11, 1965534611), (17, 1271816513), (131, 165044891), (187, 115619683), (1441, 15004081), (2227, 9708523), (24497, 882593)]