21295163305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19271641}}^1$

素因数の和:19271676

約数の個数: 16

約数和(自身を含む): 29138722704

約数和(自身を除く): 7843559399

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 19271641, 96358205, 250531333, 327617897, 1252656665, 1638089485, 4259032661, 21295163305]

約数ペア:

[(1, 21295163305), (5, 4259032661), (13, 1638089485), (17, 1252656665), (65, 327617897), (85, 250531333), (221, 96358205), (1105, 19271641)]