21948212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{38371}}^1$

素因数の和:38399

約数の個数: 24

約数和(自身を含む): 45125472

約数和(自身を除く): 23177260

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 38371, 76742, 153484, 422081, 498823, 844162, 997646, 1688324, 1995292, 5487053, 10974106, 21948212]

約数ペア:

[(1, 21948212), (2, 10974106), (4, 5487053), (11, 1995292), (13, 1688324), (22, 997646), (26, 844162), (44, 498823), (52, 422081), (143, 153484), (286, 76742), (572, 38371)]