21091344

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{9349}}^1$

素因数の和:9407

約数の個数: 40

約数和(自身を含む): 55651200

約数和(自身を除く): 34559856

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 282, 376, 564, 752, 1128, 2256, 9349, 18698, 28047, 37396, 56094, 74792, 112188, 149584, 224376, 439403, 448752, 878806, 1318209, 1757612, 2636418, 3515224, 5272836, 7030448, 10545672, 21091344]

約数ペア:

[(1, 21091344), (2, 10545672), (3, 7030448), (4, 5272836), (6, 3515224), (8, 2636418), (12, 1757612), (16, 1318209), (24, 878806), (47, 448752), (48, 439403), (94, 224376), (141, 149584), (188, 112188), (282, 74792), (376, 56094), (564, 37396), (752, 28047), (1128, 18698), (2256, 9349)]