21187595

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29633}}^1$

素因数の和:29662

約数の個数: 16

約数和(自身を含む): 29871072

約数和(自身を除く): 8683477

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 29633, 148165, 325963, 385229, 1629815, 1926145, 4237519, 21187595]

約数ペア:

[(1, 21187595), (5, 4237519), (11, 1926145), (13, 1629815), (55, 385229), (65, 325963), (143, 148165), (715, 29633)]